77838410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{35221}}^1$

素因数の和:35258

約数の個数: 32

約数和(自身を含む): 159766992

約数和(自身を除く): 81928582

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 35221, 70442, 176105, 352210, 457873, 598757, 915746, 1197514, 2289365, 2993785, 4578730, 5987570, 7783841, 15567682, 38919205, 77838410]

約数ペア:

[(1, 77838410), (2, 38919205), (5, 15567682), (10, 7783841), (13, 5987570), (17, 4578730), (26, 2993785), (34, 2289365), (65, 1197514), (85, 915746), (130, 598757), (170, 457873), (221, 352210), (442, 176105), (1105, 70442), (2210, 35221)]