71016490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2689}}^1$

素因数の和:2854

約数の個数: 32

約数和(自身を含む): 135576000

約数和(自身を除く): 64559510

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 695, 1390, 2641, 2689, 5282, 5378, 13205, 13445, 26410, 26890, 51091, 102182, 255455, 373771, 510910, 747542, 1868855, 3737710, 7101649, 14203298, 35508245, 71016490]

約数ペア:

[(1, 71016490), (2, 35508245), (5, 14203298), (10, 7101649), (19, 3737710), (38, 1868855), (95, 747542), (139, 510910), (190, 373771), (278, 255455), (695, 102182), (1390, 51091), (2641, 26890), (2689, 26410), (5282, 13445), (5378, 13205)]