72551240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106693}}^1$

素因数の和:106721

約数の個数: 32

約数和(自身を含む): 172844280

約数和(自身を除く): 100293040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 106693, 213386, 426772, 533465, 853544, 1066930, 1813781, 2133860, 3627562, 4267720, 7255124, 9068905, 14510248, 18137810, 36275620, 72551240]

約数ペア:

[(1, 72551240), (2, 36275620), (4, 18137810), (5, 14510248), (8, 9068905), (10, 7255124), (17, 4267720), (20, 3627562), (34, 2133860), (40, 1813781), (68, 1066930), (85, 853544), (136, 533465), (170, 426772), (340, 213386), (680, 106693)]