87957620

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{16349}}^1$

素因数の和:16627

約数の個数: 24

約数和(自身を含む): 185409000

約数和(自身を除く): 97451380

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 16349, 32698, 65396, 81745, 163490, 326980, 4397881, 8795762, 17591524, 21989405, 43978810, 87957620]

約数ペア:

[(1, 87957620), (2, 43978810), (4, 21989405), (5, 17591524), (10, 8795762), (20, 4397881), (269, 326980), (538, 163490), (1076, 81745), (1345, 65396), (2690, 32698), (5380, 16349)]