25617720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{213481}}^1$

素因数の和:213495

約数の個数: 32

約数和(自身を含む): 76853520

約数和(自身を除く): 51235800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 213481, 426962, 640443, 853924, 1067405, 1280886, 1707848, 2134810, 2561772, 3202215, 4269620, 5123544, 6404430, 8539240, 12808860, 25617720]

約数ペア:

[(1, 25617720), (2, 12808860), (3, 8539240), (4, 6404430), (5, 5123544), (6, 4269620), (8, 3202215), (10, 2561772), (12, 2134810), (15, 1707848), (20, 1280886), (24, 1067405), (30, 853924), (40, 640443), (60, 426962), (120, 213481)]