74294480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71437}}^1$

素因数の和:71463

約数の個数: 40

約数和(自身を含む): 186024552

約数和(自身を除く): 111730072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71437, 142874, 285748, 357185, 571496, 714370, 928681, 1142992, 1428740, 1857362, 2857480, 3714724, 4643405, 5714960, 7429448, 9286810, 14858896, 18573620, 37147240, 74294480]

約数ペア:

[(1, 74294480), (2, 37147240), (4, 18573620), (5, 14858896), (8, 9286810), (10, 7429448), (13, 5714960), (16, 4643405), (20, 3714724), (26, 2857480), (40, 1857362), (52, 1428740), (65, 1142992), (80, 928681), (104, 714370), (130, 571496), (208, 357185), (260, 285748), (520, 142874), (1040, 71437)]