85700680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164809}}^1$

素因数の和:164833

約数の個数: 32

約数和(自身を含む): 207660600

約数和(自身を除く): 121959920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 164809, 329618, 659236, 824045, 1318472, 1648090, 2142517, 3296180, 4285034, 6592360, 8570068, 10712585, 17140136, 21425170, 42850340, 85700680]

約数ペア:

[(1, 85700680), (2, 42850340), (4, 21425170), (5, 17140136), (8, 10712585), (10, 8570068), (13, 6592360), (20, 4285034), (26, 3296180), (40, 2142517), (52, 1648090), (65, 1318472), (104, 824045), (130, 659236), (260, 329618), (520, 164809)]