151551920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145723}}^1$

素因数の和:145749

約数の個数: 40

約数和(自身を含む): 379465296

約数和(自身を除く): 227913376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 145723, 291446, 582892, 728615, 1165784, 1457230, 1894399, 2331568, 2914460, 3788798, 5828920, 7577596, 9471995, 11657840, 15155192, 18943990, 30310384, 37887980, 75775960, 151551920]

約数ペア:

[(1, 151551920), (2, 75775960), (4, 37887980), (5, 30310384), (8, 18943990), (10, 15155192), (13, 11657840), (16, 9471995), (20, 7577596), (26, 5828920), (40, 3788798), (52, 2914460), (65, 2331568), (80, 1894399), (104, 1457230), (130, 1165784), (208, 728615), (260, 582892), (520, 291446), (1040, 145723)]