85708890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22147}}^1$

素因数の和:22203

約数の個数: 48

約数和(自身を含む): 228035808

約数和(自身を除く): 142326918

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 22147, 44294, 66441, 110735, 132882, 199323, 221470, 332205, 398646, 664410, 952321, 996615, 1904642, 1993230, 2856963, 4761605, 5713926, 8570889, 9523210, 14284815, 17141778, 28569630, 42854445, 85708890]

約数ペア:

[(1, 85708890), (2, 42854445), (3, 28569630), (5, 17141778), (6, 14284815), (9, 9523210), (10, 8570889), (15, 5713926), (18, 4761605), (30, 2856963), (43, 1993230), (45, 1904642), (86, 996615), (90, 952321), (129, 664410), (215, 398646), (258, 332205), (387, 221470), (430, 199323), (645, 132882), (774, 110735), (1290, 66441), (1935, 44294), (3870, 22147)]