25243640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37123}}^1$

素因数の和:37151

約数の個数: 32

約数和(自身を含む): 60140880

約数和(自身を除く): 34897240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37123, 74246, 148492, 185615, 296984, 371230, 631091, 742460, 1262182, 1484920, 2524364, 3155455, 5048728, 6310910, 12621820, 25243640]

約数ペア:

[(1, 25243640), (2, 12621820), (4, 6310910), (5, 5048728), (8, 3155455), (10, 2524364), (17, 1484920), (20, 1262182), (34, 742460), (40, 631091), (68, 371230), (85, 296984), (136, 185615), (170, 148492), (340, 74246), (680, 37123)]