74648080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71777}}^1$

素因数の和:71803

約数の個数: 40

約数和(自身を含む): 186909912

約数和(自身を除く): 112261832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71777, 143554, 287108, 358885, 574216, 717770, 933101, 1148432, 1435540, 1866202, 2871080, 3732404, 4665505, 5742160, 7464808, 9331010, 14929616, 18662020, 37324040, 74648080]

約数ペア:

[(1, 74648080), (2, 37324040), (4, 18662020), (5, 14929616), (8, 9331010), (10, 7464808), (13, 5742160), (16, 4665505), (20, 3732404), (26, 2871080), (40, 1866202), (52, 1435540), (65, 1148432), (80, 933101), (104, 717770), (130, 574216), (208, 358885), (260, 287108), (520, 143554), (1040, 71777)]