680966416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{192581}}^1$

素因数の和:192619

約数の個数: 40

約数和(自身を含む): 1504450584

約数和(自身を除く): 823484168

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 192581, 385162, 770324, 1540648, 2503553, 3081296, 3273877, 5007106, 6547754, 10014212, 13095508, 20028424, 26191016, 40056848, 42560401, 52382032, 85120802, 170241604, 340483208, 680966416]

約数ペア:

[(1, 680966416), (2, 340483208), (4, 170241604), (8, 85120802), (13, 52382032), (16, 42560401), (17, 40056848), (26, 26191016), (34, 20028424), (52, 13095508), (68, 10014212), (104, 6547754), (136, 5007106), (208, 3273877), (221, 3081296), (272, 2503553), (442, 1540648), (884, 770324), (1768, 385162), (3536, 192581)]