31179800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 77137920

約数和(自身を除く): 45958120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 47, 50, 62, 94, 100, 107, 124, 155, 188, 200, 214, 235, 248, 310, 376, 428, 470, 535, 620, 775, 856, 940, 1070, 1175, 1240, 1457, 1550, 1880, 2140, 2350, 2675, 2914, 3100, 3317, 4280, 4700, 5029, 5350, 5828, 6200, 6634, 7285, 9400, 10058, 10700, 11656, 13268, 14570, 16585, 20116, 21400, 25145, 26536, 29140, 33170, 36425, 40232, 50290, 58280, 66340, 72850, 82925, 100580, 125725, 132680, 145700, 155899, 165850, 201160, 251450, 291400, 311798, 331700, 502900, 623596, 663400, 779495, 1005800, 1247192, 1558990, 3117980, 3897475, 6235960, 7794950, 15589900, 31179800]

約数ペア:

[(1, 31179800), (2, 15589900), (4, 7794950), (5, 6235960), (8, 3897475), (10, 3117980), (20, 1558990), (25, 1247192), (31, 1005800), (40, 779495), (47, 663400), (50, 623596), (62, 502900), (94, 331700), (100, 311798), (107, 291400), (124, 251450), (155, 201160), (188, 165850), (200, 155899), (214, 145700), (235, 132680), (248, 125725), (310, 100580), (376, 82925), (428, 72850), (470, 66340), (535, 58280), (620, 50290), (775, 40232), (856, 36425), (940, 33170), (1070, 29140), (1175, 26536), (1240, 25145), (1457, 21400), (1550, 20116), (1880, 16585), (2140, 14570), (2350, 13268), (2675, 11656), (2914, 10700), (3100, 10058), (3317, 9400), (4280, 7285), (4700, 6634), (5029, 6200), (5350, 5828)]