85415960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2851}}^1$

素因数の和:2976

約数の個数: 64

約数和(自身を含む): 221771520

約数和(自身を除く): 136355560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2851, 2996, 3745, 4280, 5702, 5992, 7490, 11404, 14255, 14980, 19957, 22808, 28510, 29960, 39914, 57020, 79828, 99785, 114040, 159656, 199570, 305057, 399140, 610114, 798280, 1220228, 1525285, 2135399, 2440456, 3050570, 4270798, 6101140, 8541596, 10676995, 12202280, 17083192, 21353990, 42707980, 85415960]

約数ペア:

[(1, 85415960), (2, 42707980), (4, 21353990), (5, 17083192), (7, 12202280), (8, 10676995), (10, 8541596), (14, 6101140), (20, 4270798), (28, 3050570), (35, 2440456), (40, 2135399), (56, 1525285), (70, 1220228), (107, 798280), (140, 610114), (214, 399140), (280, 305057), (428, 199570), (535, 159656), (749, 114040), (856, 99785), (1070, 79828), (1498, 57020), (2140, 39914), (2851, 29960), (2996, 28510), (3745, 22808), (4280, 19957), (5702, 14980), (5992, 14255), (7490, 11404)]