25697480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22153}}^1$

素因数の和:22193

約数の個数: 32

約数和(自身を含む): 59815800

約数和(自身を除く): 34118320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 22153, 44306, 88612, 110765, 177224, 221530, 443060, 642437, 886120, 1284874, 2569748, 3212185, 5139496, 6424370, 12848740, 25697480]

約数ペア:

[(1, 25697480), (2, 12848740), (4, 6424370), (5, 5139496), (8, 3212185), (10, 2569748), (20, 1284874), (29, 886120), (40, 642437), (58, 443060), (116, 221530), (145, 177224), (232, 110765), (290, 88612), (580, 44306), (1160, 22153)]