1900215575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{42967}}^1$

素因数の和:43067

約数の個数: 24

約数和(自身を含む): 2477534880

約数和(自身を除く): 577319305

約数列:

[1, 5, 25, 29, 61, 145, 305, 725, 1525, 1769, 8845, 42967, 44225, 214835, 1074175, 1246043, 2620987, 6230215, 13104935, 31151075, 65524675, 76008623, 380043115, 1900215575]

約数ペア:

[(1, 1900215575), (5, 380043115), (25, 76008623), (29, 65524675), (61, 31151075), (145, 13104935), (305, 6230215), (725, 2620987), (1525, 1246043), (1769, 1074175), (8845, 214835), (42967, 44225)]