1399565375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1747}}^1$

素因数の和:1821

約数の個数: 64

約数和(自身を含む): 2061521280

約数和(自身を除く): 661955905

約数列:

[1, 5, 13, 17, 25, 29, 65, 85, 125, 145, 221, 325, 377, 425, 493, 725, 1105, 1625, 1747, 1885, 2125, 2465, 3625, 5525, 6409, 8735, 9425, 12325, 22711, 27625, 29699, 32045, 43675, 47125, 50663, 61625, 113555, 148495, 160225, 218375, 253315, 386087, 567775, 658619, 742475, 801125, 861271, 1266575, 1930435, 2838875, 3293095, 3712375, 4306355, 6332875, 9652175, 11196523, 16465475, 21531775, 48260875, 55982615, 82327375, 107658875, 279913075, 1399565375]

約数ペア:

[(1, 1399565375), (5, 279913075), (13, 107658875), (17, 82327375), (25, 55982615), (29, 48260875), (65, 21531775), (85, 16465475), (125, 11196523), (145, 9652175), (221, 6332875), (325, 4306355), (377, 3712375), (425, 3293095), (493, 2838875), (725, 1930435), (1105, 1266575), (1625, 861271), (1747, 801125), (1885, 742475), (2125, 658619), (2465, 567775), (3625, 386087), (5525, 253315), (6409, 218375), (8735, 160225), (9425, 148495), (12325, 113555), (22711, 61625), (27625, 50663), (29699, 47125), (32045, 43675)]