25282400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:74

約数の個数: 216

約数和(自身を含む): 77198184

約数和(自身を除く): 51915784

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 25, 26, 32, 34, 40, 44, 50, 52, 55, 65, 68, 80, 85, 88, 100, 104, 110, 130, 136, 143, 160, 169, 170, 176, 187, 200, 208, 220, 221, 260, 272, 275, 286, 325, 338, 340, 352, 374, 400, 416, 425, 440, 442, 520, 544, 550, 572, 650, 676, 680, 715, 748, 800, 845, 850, 880, 884, 935, 1040, 1100, 1105, 1144, 1300, 1352, 1360, 1430, 1496, 1690, 1700, 1760, 1768, 1859, 1870, 2080, 2200, 2210, 2288, 2431, 2600, 2704, 2720, 2860, 2873, 2992, 3380, 3400, 3536, 3575, 3718, 3740, 4225, 4400, 4420, 4576, 4675, 4862, 5200, 5408, 5525, 5720, 5746, 5984, 6760, 6800, 7072, 7150, 7436, 7480, 8450, 8800, 8840, 9295, 9350, 9724, 10400, 11050, 11440, 11492, 12155, 13520, 13600, 14300, 14365, 14872, 14960, 16900, 17680, 18590, 18700, 19448, 22100, 22880, 22984, 24310, 27040, 28600, 28730, 29744, 29920, 31603, 33800, 35360, 37180, 37400, 38896, 44200, 45968, 46475, 48620, 57200, 57460, 59488, 60775, 63206, 67600, 71825, 74360, 74800, 77792, 88400, 91936, 92950, 97240, 114400, 114920, 121550, 126412, 135200, 143650, 148720, 149600, 158015, 176800, 185900, 194480, 229840, 243100, 252824, 287300, 297440, 316030, 371800, 388960, 459680, 486200, 505648, 574600, 632060, 743600, 790075, 972400, 1011296, 1149200, 1264120, 1487200, 1580150, 1944800, 2298400, 2528240, 3160300, 5056480, 6320600, 12641200, 25282400]

約数ペア:

[(1, 25282400), (2, 12641200), (4, 6320600), (5, 5056480), (8, 3160300), (10, 2528240), (11, 2298400), (13, 1944800), (16, 1580150), (17, 1487200), (20, 1264120), (22, 1149200), (25, 1011296), (26, 972400), (32, 790075), (34, 743600), (40, 632060), (44, 574600), (50, 505648), (52, 486200), (55, 459680), (65, 388960), (68, 371800), (80, 316030), (85, 297440), (88, 287300), (100, 252824), (104, 243100), (110, 229840), (130, 194480), (136, 185900), (143, 176800), (160, 158015), (169, 149600), (170, 148720), (176, 143650), (187, 135200), (200, 126412), (208, 121550), (220, 114920), (221, 114400), (260, 97240), (272, 92950), (275, 91936), (286, 88400), (325, 77792), (338, 74800), (340, 74360), (352, 71825), (374, 67600), (400, 63206), (416, 60775), (425, 59488), (440, 57460), (442, 57200), (520, 48620), (544, 46475), (550, 45968), (572, 44200), (650, 38896), (676, 37400), (680, 37180), (715, 35360), (748, 33800), (800, 31603), (845, 29920), (850, 29744), (880, 28730), (884, 28600), (935, 27040), (1040, 24310), (1100, 22984), (1105, 22880), (1144, 22100), (1300, 19448), (1352, 18700), (1360, 18590), (1430, 17680), (1496, 16900), (1690, 14960), (1700, 14872), (1760, 14365), (1768, 14300), (1859, 13600), (1870, 13520), (2080, 12155), (2200, 11492), (2210, 11440), (2288, 11050), (2431, 10400), (2600, 9724), (2704, 9350), (2720, 9295), (2860, 8840), (2873, 8800), (2992, 8450), (3380, 7480), (3400, 7436), (3536, 7150), (3575, 7072), (3718, 6800), (3740, 6760), (4225, 5984), (4400, 5746), (4420, 5720), (4576, 5525), (4675, 5408), (4862, 5200)]