85251140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{327889}}^1$

素因数の和:327911

約数の個数: 24

約数和(自身を含む): 192799320

約数和(自身を除く): 107548180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 327889, 655778, 1311556, 1639445, 3278890, 4262557, 6557780, 8525114, 17050228, 21312785, 42625570, 85251140]

約数ペア:

[(1, 85251140), (2, 42625570), (4, 21312785), (5, 17050228), (10, 8525114), (13, 6557780), (20, 4262557), (26, 3278890), (52, 1639445), (65, 1311556), (130, 655778), (260, 327889)]