87855490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1907}}^1$

素因数の和:2202

約数の個数: 32

約数和(自身を含む): 168148224

約数和(自身を除く): 80292734

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 271, 542, 1355, 1907, 2710, 3814, 4607, 9214, 9535, 19070, 23035, 32419, 46070, 64838, 162095, 324190, 516797, 1033594, 2583985, 5167970, 8785549, 17571098, 43927745, 87855490]

約数ペア:

[(1, 87855490), (2, 43927745), (5, 17571098), (10, 8785549), (17, 5167970), (34, 2583985), (85, 1033594), (170, 516797), (271, 324190), (542, 162095), (1355, 64838), (1907, 46070), (2710, 32419), (3814, 23035), (4607, 19070), (9214, 9535)]