25540110

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31531}}^1$

素因数の和:31550

約数の個数: 40

約数和(自身を含む): 68676696

約数和(自身を除く): 43136586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 31531, 63062, 94593, 157655, 189186, 283779, 315310, 472965, 567558, 851337, 945930, 1418895, 1702674, 2554011, 2837790, 4256685, 5108022, 8513370, 12770055, 25540110]

約数ペア:

[(1, 25540110), (2, 12770055), (3, 8513370), (5, 5108022), (6, 4256685), (9, 2837790), (10, 2554011), (15, 1702674), (18, 1418895), (27, 945930), (30, 851337), (45, 567558), (54, 472965), (81, 315310), (90, 283779), (135, 189186), (162, 157655), (270, 94593), (405, 63062), (810, 31531)]