87281210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{212881}}^1$

素因数の和:212929

約数の個数: 16

約数和(自身を含む): 160938792

約数和(自身を除く): 73657582

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 212881, 425762, 1064405, 2128810, 8728121, 17456242, 43640605, 87281210]

約数ペア:

[(1, 87281210), (2, 43640605), (5, 17456242), (10, 8728121), (41, 2128810), (82, 1064405), (205, 425762), (410, 212881)]