104400920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{200771}}^1$

素因数の和:200795

約数の個数: 32

約数和(自身を含む): 252972720

約数和(自身を除く): 148571800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 200771, 401542, 803084, 1003855, 1606168, 2007710, 2610023, 4015420, 5220046, 8030840, 10440092, 13050115, 20880184, 26100230, 52200460, 104400920]

約数ペア:

[(1, 104400920), (2, 52200460), (4, 26100230), (5, 20880184), (8, 13050115), (10, 10440092), (13, 8030840), (20, 5220046), (26, 4015420), (40, 2610023), (52, 2007710), (65, 1606168), (104, 1003855), (130, 803084), (260, 401542), (520, 200771)]