25395620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 57053808

約数和(自身を除く): 31658188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 340, 452, 565, 661, 1130, 1322, 1921, 2260, 2644, 3305, 3842, 6610, 7684, 9605, 11237, 13220, 19210, 22474, 38420, 44948, 56185, 74693, 112370, 149386, 224740, 298772, 373465, 746930, 1269781, 1493860, 2539562, 5079124, 6348905, 12697810, 25395620]

約数ペア:

[(1, 25395620), (2, 12697810), (4, 6348905), (5, 5079124), (10, 2539562), (17, 1493860), (20, 1269781), (34, 746930), (68, 373465), (85, 298772), (113, 224740), (170, 149386), (226, 112370), (340, 74693), (452, 56185), (565, 44948), (661, 38420), (1130, 22474), (1322, 19210), (1921, 13220), (2260, 11237), (2644, 9605), (3305, 7684), (3842, 6610)]