103919920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99923}}^1$

素因数の和:99949

約数の個数: 40

約数和(自身を含む): 260202096

約数和(自身を除く): 156282176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 99923, 199846, 399692, 499615, 799384, 999230, 1298999, 1598768, 1998460, 2597998, 3996920, 5195996, 6494995, 7993840, 10391992, 12989990, 20783984, 25979980, 51959960, 103919920]

約数ペア:

[(1, 103919920), (2, 51959960), (4, 25979980), (5, 20783984), (8, 12989990), (10, 10391992), (13, 7993840), (16, 6494995), (20, 5195996), (26, 3996920), (40, 2597998), (52, 1998460), (65, 1598768), (80, 1298999), (104, 999230), (130, 799384), (208, 499615), (260, 399692), (520, 199846), (1040, 99923)]