68471240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{100693}}^1$

素因数の和:100721

約数の個数: 32

約数和(自身を含む): 163124280

約数和(自身を除く): 94653040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 100693, 201386, 402772, 503465, 805544, 1006930, 1711781, 2013860, 3423562, 4027720, 6847124, 8558905, 13694248, 17117810, 34235620, 68471240]

約数ペア:

[(1, 68471240), (2, 34235620), (4, 17117810), (5, 13694248), (8, 8558905), (10, 6847124), (17, 4027720), (20, 3423562), (34, 2013860), (40, 1711781), (68, 1006930), (85, 805544), (136, 503465), (170, 402772), (340, 201386), (680, 100693)]