156739281640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1949}}^1\times {\mathrm{24223}}^1$

素因数の和:26266

約数の個数: 64

約数和(自身を含む): 357110208000

約数和(自身を除く): 200370926360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 1949, 3320, 3898, 7796, 9745, 15592, 19490, 24223, 38980, 48446, 77960, 96892, 121115, 161767, 193784, 242230, 323534, 484460, 647068, 808835, 968920, 1294136, 1617670, 2010509, 3235340, 4021018, 6470680, 8042036, 10052545, 16084072, 20105090, 40210180, 47210627, 80420360, 94421254, 188842508, 236053135, 377685016, 472106270, 944212540, 1888425080, 3918482041, 7836964082, 15673928164, 19592410205, 31347856328, 39184820410, 78369640820, 156739281640]

約数ペア:

[(1, 156739281640), (2, 78369640820), (4, 39184820410), (5, 31347856328), (8, 19592410205), (10, 15673928164), (20, 7836964082), (40, 3918482041), (83, 1888425080), (166, 944212540), (332, 472106270), (415, 377685016), (664, 236053135), (830, 188842508), (1660, 94421254), (1949, 80420360), (3320, 47210627), (3898, 40210180), (7796, 20105090), (9745, 16084072), (15592, 10052545), (19490, 8042036), (24223, 6470680), (38980, 4021018), (48446, 3235340), (77960, 2010509), (96892, 1617670), (121115, 1294136), (161767, 968920), (193784, 808835), (242230, 647068), (323534, 484460)]