25230640

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2791}}^1$

素因数の和:2917

約数の個数: 40

約数和(自身を含む): 59201568

約数和(自身を除く): 33970928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 2791, 4520, 5582, 9040, 11164, 13955, 22328, 27910, 44656, 55820, 111640, 223280, 315383, 630766, 1261532, 1576915, 2523064, 3153830, 5046128, 6307660, 12615320, 25230640]

約数ペア:

[(1, 25230640), (2, 12615320), (4, 6307660), (5, 5046128), (8, 3153830), (10, 2523064), (16, 1576915), (20, 1261532), (40, 630766), (80, 315383), (113, 223280), (226, 111640), (452, 55820), (565, 44656), (904, 27910), (1130, 22328), (1808, 13955), (2260, 11164), (2791, 9040), (4520, 5582)]