31961657320

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1\times {\mathrm{11987}}^1$

素因数の和:12538

約数の個数: 64

約数和(自身を含む): 72503424000

約数和(自身を除く): 40541766680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 349, 382, 698, 764, 955, 1396, 1528, 1745, 1910, 2792, 3490, 3820, 6980, 7640, 11987, 13960, 23974, 47948, 59935, 66659, 95896, 119870, 133318, 239740, 266636, 333295, 479480, 533272, 666590, 1333180, 2289517, 2666360, 4183463, 4579034, 8366926, 9158068, 11447585, 16733852, 18316136, 20917315, 22895170, 33467704, 41834630, 45790340, 83669260, 91580680, 167338520, 799041433, 1598082866, 3196165732, 3995207165, 6392331464, 7990414330, 15980828660, 31961657320]

約数ペア:

[(1, 31961657320), (2, 15980828660), (4, 7990414330), (5, 6392331464), (8, 3995207165), (10, 3196165732), (20, 1598082866), (40, 799041433), (191, 167338520), (349, 91580680), (382, 83669260), (698, 45790340), (764, 41834630), (955, 33467704), (1396, 22895170), (1528, 20917315), (1745, 18316136), (1910, 16733852), (2792, 11447585), (3490, 9158068), (3820, 8366926), (6980, 4579034), (7640, 4183463), (11987, 2666360), (13960, 2289517), (23974, 1333180), (47948, 666590), (59935, 533272), (66659, 479480), (95896, 333295), (119870, 266636), (133318, 239740)]