135895240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{261337}}^1$

素因数の和:261361

約数の個数: 32

約数和(自身を含む): 329285880

約数和(自身を除く): 193390640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 261337, 522674, 1045348, 1306685, 2090696, 2613370, 3397381, 5226740, 6794762, 10453480, 13589524, 16986905, 27179048, 33973810, 67947620, 135895240]

約数ペア:

[(1, 135895240), (2, 67947620), (4, 33973810), (5, 27179048), (8, 16986905), (10, 13589524), (13, 10453480), (20, 6794762), (26, 5226740), (40, 3397381), (52, 2613370), (65, 2090696), (104, 1306685), (130, 1045348), (260, 522674), (520, 261337)]