31501476040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1\times {\mathrm{17191}}^1$

素因数の和:18014

約数の個数: 64

約数和(自身を含む): 72140382720

約数和(自身を除く): 40638906680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 751, 1220, 1502, 2440, 3004, 3755, 6008, 7510, 15020, 17191, 30040, 34382, 45811, 68764, 85955, 91622, 137528, 171910, 183244, 229055, 343820, 366488, 458110, 687640, 916220, 1048651, 1832440, 2097302, 4194604, 5243255, 8389208, 10486510, 12910441, 20973020, 25820882, 41946040, 51641764, 64552205, 103283528, 129104410, 258208820, 516417640, 787536901, 1575073802, 3150147604, 3937684505, 6300295208, 7875369010, 15750738020, 31501476040]

約数ペア:

[(1, 31501476040), (2, 15750738020), (4, 7875369010), (5, 6300295208), (8, 3937684505), (10, 3150147604), (20, 1575073802), (40, 787536901), (61, 516417640), (122, 258208820), (244, 129104410), (305, 103283528), (488, 64552205), (610, 51641764), (751, 41946040), (1220, 25820882), (1502, 20973020), (2440, 12910441), (3004, 10486510), (3755, 8389208), (6008, 5243255), (7510, 4194604), (15020, 2097302), (17191, 1832440), (30040, 1048651), (34382, 916220), (45811, 687640), (68764, 458110), (85955, 366488), (91622, 343820), (137528, 229055), (171910, 183244)]