20078014900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:459

約数の個数: 216

約数和(自身を含む): 48588167936

約数和(自身を除く): 28510153036

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 73, 85, 100, 124, 146, 155, 170, 289, 292, 307, 310, 340, 365, 425, 527, 578, 614, 620, 730, 775, 850, 1054, 1156, 1228, 1241, 1445, 1460, 1535, 1550, 1700, 1825, 2108, 2263, 2482, 2635, 2890, 3070, 3100, 3650, 4526, 4964, 5219, 5270, 5780, 6140, 6205, 7225, 7300, 7675, 8959, 9052, 9517, 10438, 10540, 11315, 12410, 13175, 14450, 15350, 17918, 19034, 20876, 21097, 22411, 22630, 24820, 26095, 26350, 28900, 30700, 31025, 35836, 38068, 38471, 42194, 44795, 44822, 45260, 47585, 52190, 52700, 56575, 62050, 76942, 84388, 88723, 89590, 89644, 95170, 104380, 105485, 112055, 113150, 124100, 130475, 153884, 161789, 177446, 179180, 190340, 192355, 210970, 223975, 224110, 226300, 237925, 260950, 323578, 354892, 380987, 384710, 421940, 443615, 447950, 448220, 475850, 521900, 527425, 560275, 647156, 654007, 694741, 761974, 769420, 808945, 887230, 895900, 951700, 961775, 1054850, 1120550, 1308014, 1389482, 1523948, 1617890, 1774460, 1904935, 1923550, 2109700, 2218075, 2241100, 2616028, 2750413, 2778964, 3235780, 3270035, 3473705, 3809870, 3847100, 4044725, 4436150, 5500826, 6476779, 6540070, 6947410, 7619740, 8089450, 8872300, 9524675, 11001652, 11810597, 12953558, 13080140, 13752065, 13894820, 16178900, 16350175, 17368525, 19049350, 23621194, 25907116, 27504130, 32383895, 32700350, 34737050, 38098700, 47242388, 55008260, 59052985, 64767790, 65400700, 68760325, 69474100, 118105970, 129535580, 137520650, 161919475, 200780149, 236211940, 275041300, 295264925, 323838950, 401560298, 590529850, 647677900, 803120596, 1003900745, 1181059700, 2007801490, 4015602980, 5019503725, 10039007450, 20078014900]

約数ペア:

[(1, 20078014900), (2, 10039007450), (4, 5019503725), (5, 4015602980), (10, 2007801490), (17, 1181059700), (20, 1003900745), (25, 803120596), (31, 647677900), (34, 590529850), (50, 401560298), (62, 323838950), (68, 295264925), (73, 275041300), (85, 236211940), (100, 200780149), (124, 161919475), (146, 137520650), (155, 129535580), (170, 118105970), (289, 69474100), (292, 68760325), (307, 65400700), (310, 64767790), (340, 59052985), (365, 55008260), (425, 47242388), (527, 38098700), (578, 34737050), (614, 32700350), (620, 32383895), (730, 27504130), (775, 25907116), (850, 23621194), (1054, 19049350), (1156, 17368525), (1228, 16350175), (1241, 16178900), (1445, 13894820), (1460, 13752065), (1535, 13080140), (1550, 12953558), (1700, 11810597), (1825, 11001652), (2108, 9524675), (2263, 8872300), (2482, 8089450), (2635, 7619740), (2890, 6947410), (3070, 6540070), (3100, 6476779), (3650, 5500826), (4526, 4436150), (4964, 4044725), (5219, 3847100), (5270, 3809870), (5780, 3473705), (6140, 3270035), (6205, 3235780), (7225, 2778964), (7300, 2750413), (7675, 2616028), (8959, 2241100), (9052, 2218075), (9517, 2109700), (10438, 1923550), (10540, 1904935), (11315, 1774460), (12410, 1617890), (13175, 1523948), (14450, 1389482), (15350, 1308014), (17918, 1120550), (19034, 1054850), (20876, 961775), (21097, 951700), (22411, 895900), (22630, 887230), (24820, 808945), (26095, 769420), (26350, 761974), (28900, 694741), (30700, 654007), (31025, 647156), (35836, 560275), (38068, 527425), (38471, 521900), (42194, 475850), (44795, 448220), (44822, 447950), (45260, 443615), (47585, 421940), (52190, 384710), (52700, 380987), (56575, 354892), (62050, 323578), (76942, 260950), (84388, 237925), (88723, 226300), (89590, 224110), (89644, 223975), (95170, 210970), (104380, 192355), (105485, 190340), (112055, 179180), (113150, 177446), (124100, 161789), (130475, 153884)]