66605060

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{20431}}^1$

素因数の和:20603

約数の個数: 24

約数和(自身を含む): 140735616

約数和(自身を除く): 74130556

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 20431, 40862, 81724, 102155, 204310, 408620, 3330253, 6660506, 13321012, 16651265, 33302530, 66605060]

約数ペア:

[(1, 66605060), (2, 33302530), (4, 16651265), (5, 13321012), (10, 6660506), (20, 3330253), (163, 408620), (326, 204310), (652, 102155), (815, 81724), (1630, 40862), (3260, 20431)]