27689510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 24150490

約数列:

[1, 2, 5, 10, 31, 62, 155, 179, 310, 358, 499, 895, 998, 1790, 2495, 4990, 5549, 11098, 15469, 27745, 30938, 55490, 77345, 89321, 154690, 178642, 446605, 893210, 2768951, 5537902, 13844755, 27689510]

約数ペア:

[(1, 27689510), (2, 13844755), (5, 5537902), (10, 2768951), (31, 893210), (62, 446605), (155, 178642), (179, 154690), (310, 89321), (358, 77345), (499, 55490), (895, 30938), (998, 27745), (1790, 15469), (2495, 11098), (4990, 5549)]