28240153700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{953}}^1$

素因数の和:1099

約数の個数: 216

約数和(自身を含む): 70485488640

約数和(自身を除く): 42245334940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 79, 100, 110, 121, 124, 155, 158, 220, 242, 275, 310, 316, 341, 395, 484, 550, 605, 620, 682, 775, 790, 869, 953, 1100, 1210, 1364, 1550, 1580, 1705, 1738, 1906, 1975, 2420, 2449, 3025, 3100, 3410, 3476, 3751, 3812, 3950, 4345, 4765, 4898, 6050, 6820, 7502, 7900, 8525, 8690, 9530, 9559, 9796, 10483, 12100, 12245, 15004, 17050, 17380, 18755, 19060, 19118, 20966, 21725, 23825, 24490, 26939, 29543, 34100, 37510, 38236, 41932, 43450, 47650, 47795, 48980, 52415, 53878, 59086, 61225, 75020, 75287, 86900, 93775, 95300, 95590, 104830, 107756, 115313, 118172, 122450, 134695, 147715, 150574, 187550, 191180, 209660, 230626, 238975, 244900, 262075, 269390, 295430, 296329, 301148, 324973, 375100, 376435, 461252, 477950, 524150, 538780, 576565, 590860, 592658, 649946, 673475, 738575, 752870, 828157, 955900, 1048300, 1153130, 1185316, 1299892, 1346950, 1477150, 1481645, 1505740, 1624865, 1656314, 1882175, 2306260, 2333897, 2693900, 2882825, 2954300, 2963290, 3249730, 3312628, 3574703, 3764350, 4140785, 4667794, 5765650, 5926580, 6499460, 7149406, 7408225, 7528700, 8124325, 8281570, 9109727, 9335588, 11531300, 11669485, 14298812, 14816450, 16248650, 16563140, 17873515, 18219454, 20703925, 23338970, 25672867, 29632900, 32497300, 35747030, 36438908, 41407850, 45548635, 46677940, 51345734, 58347425, 71494060, 82815700, 89367575, 91097270, 102691468, 116694850, 128364335, 178735150, 182194540, 227743175, 233389700, 256728670, 282401537, 357470300, 455486350, 513457340, 564803074, 641821675, 910972700, 1129606148, 1283643350, 1412007685, 2567286700, 2824015370, 5648030740, 7060038425, 14120076850, 28240153700]

約数ペア:

[(1, 28240153700), (2, 14120076850), (4, 7060038425), (5, 5648030740), (10, 2824015370), (11, 2567286700), (20, 1412007685), (22, 1283643350), (25, 1129606148), (31, 910972700), (44, 641821675), (50, 564803074), (55, 513457340), (62, 455486350), (79, 357470300), (100, 282401537), (110, 256728670), (121, 233389700), (124, 227743175), (155, 182194540), (158, 178735150), (220, 128364335), (242, 116694850), (275, 102691468), (310, 91097270), (316, 89367575), (341, 82815700), (395, 71494060), (484, 58347425), (550, 51345734), (605, 46677940), (620, 45548635), (682, 41407850), (775, 36438908), (790, 35747030), (869, 32497300), (953, 29632900), (1100, 25672867), (1210, 23338970), (1364, 20703925), (1550, 18219454), (1580, 17873515), (1705, 16563140), (1738, 16248650), (1906, 14816450), (1975, 14298812), (2420, 11669485), (2449, 11531300), (3025, 9335588), (3100, 9109727), (3410, 8281570), (3476, 8124325), (3751, 7528700), (3812, 7408225), (3950, 7149406), (4345, 6499460), (4765, 5926580), (4898, 5765650), (6050, 4667794), (6820, 4140785), (7502, 3764350), (7900, 3574703), (8525, 3312628), (8690, 3249730), (9530, 2963290), (9559, 2954300), (9796, 2882825), (10483, 2693900), (12100, 2333897), (12245, 2306260), (15004, 1882175), (17050, 1656314), (17380, 1624865), (18755, 1505740), (19060, 1481645), (19118, 1477150), (20966, 1346950), (21725, 1299892), (23825, 1185316), (24490, 1153130), (26939, 1048300), (29543, 955900), (34100, 828157), (37510, 752870), (38236, 738575), (41932, 673475), (43450, 649946), (47650, 592658), (47795, 590860), (48980, 576565), (52415, 538780), (53878, 524150), (59086, 477950), (61225, 461252), (75020, 376435), (75287, 375100), (86900, 324973), (93775, 301148), (95300, 296329), (95590, 295430), (104830, 269390), (107756, 262075), (115313, 244900), (118172, 238975), (122450, 230626), (134695, 209660), (147715, 191180), (150574, 187550)]