16258840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31267}}^1$

素因数の和:31291

約数の個数: 32

約数和(自身を含む): 39397680

約数和(自身を除く): 23138840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31267, 62534, 125068, 156335, 250136, 312670, 406471, 625340, 812942, 1250680, 1625884, 2032355, 3251768, 4064710, 8129420, 16258840]

約数ペア:

[(1, 16258840), (2, 8129420), (4, 4064710), (5, 3251768), (8, 2032355), (10, 1625884), (13, 1250680), (20, 812942), (26, 625340), (40, 406471), (52, 312670), (65, 250136), (104, 156335), (130, 125068), (260, 62534), (520, 31267)]