71761780

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^2\times {\mathrm{281}}^1$

素因数の和:516

約数の個数: 36

約数和(自身を含む): 152586252

約数和(自身を除く): 80824472

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 281, 452, 562, 565, 1124, 1130, 1405, 2260, 2810, 5620, 12769, 25538, 31753, 51076, 63506, 63845, 127012, 127690, 158765, 255380, 317530, 635060, 3588089, 7176178, 14352356, 17940445, 35880890, 71761780]

約数ペア:

[(1, 71761780), (2, 35880890), (4, 17940445), (5, 14352356), (10, 7176178), (20, 3588089), (113, 635060), (226, 317530), (281, 255380), (452, 158765), (562, 127690), (565, 127012), (1124, 63845), (1130, 63506), (1405, 51076), (2260, 31753), (2810, 25538), (5620, 12769)]