25553360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45631}}^1$

素因数の和:45651

約数の個数: 40

約数和(自身を含む): 67900416

約数和(自身を除く): 42347056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45631, 91262, 182524, 228155, 319417, 365048, 456310, 638834, 730096, 912620, 1277668, 1597085, 1825240, 2555336, 3194170, 3650480, 5110672, 6388340, 12776680, 25553360]

約数ペア:

[(1, 25553360), (2, 12776680), (4, 6388340), (5, 5110672), (7, 3650480), (8, 3194170), (10, 2555336), (14, 1825240), (16, 1597085), (20, 1277668), (28, 912620), (35, 730096), (40, 638834), (56, 456310), (70, 365048), (80, 319417), (112, 228155), (140, 182524), (280, 91262), (560, 45631)]