86768240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83431}}^1$

素因数の和:83457

約数の個数: 40

約数和(自身を含む): 217256928

約数和(自身を除く): 130488688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 83431, 166862, 333724, 417155, 667448, 834310, 1084603, 1334896, 1668620, 2169206, 3337240, 4338412, 5423015, 6674480, 8676824, 10846030, 17353648, 21692060, 43384120, 86768240]

約数ペア:

[(1, 86768240), (2, 43384120), (4, 21692060), (5, 17353648), (8, 10846030), (10, 8676824), (13, 6674480), (16, 5423015), (20, 4338412), (26, 3337240), (40, 2169206), (52, 1668620), (65, 1334896), (80, 1084603), (104, 834310), (130, 667448), (208, 417155), (260, 333724), (520, 166862), (1040, 83431)]