72961040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^2$

素因数の和:364

約数の個数: 60

約数和(自身を含む): 175335876

約数和(自身を除く): 102374836

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 157, 185, 296, 314, 370, 592, 628, 740, 785, 1256, 1480, 1570, 2512, 2960, 3140, 5809, 6280, 11618, 12560, 23236, 24649, 29045, 46472, 49298, 58090, 92944, 98596, 116180, 123245, 197192, 232360, 246490, 394384, 464720, 492980, 912013, 985960, 1824026, 1971920, 3648052, 4560065, 7296104, 9120130, 14592208, 18240260, 36480520, 72961040]

約数ペア:

[(1, 72961040), (2, 36480520), (4, 18240260), (5, 14592208), (8, 9120130), (10, 7296104), (16, 4560065), (20, 3648052), (37, 1971920), (40, 1824026), (74, 985960), (80, 912013), (148, 492980), (157, 464720), (185, 394384), (296, 246490), (314, 232360), (370, 197192), (592, 123245), (628, 116180), (740, 98596), (785, 92944), (1256, 58090), (1480, 49298), (1570, 46472), (2512, 29045), (2960, 24649), (3140, 23236), (5809, 12560), (6280, 11618)]