51017240

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{11287}}^1$

素因数の和:11411

約数の個数: 32

約数和(自身を含む): 115814880

約数和(自身を除く): 64797640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 11287, 22574, 45148, 56435, 90296, 112870, 225740, 451480, 1275431, 2550862, 5101724, 6377155, 10203448, 12754310, 25508620, 51017240]

約数ペア:

[(1, 51017240), (2, 25508620), (4, 12754310), (5, 10203448), (8, 6377155), (10, 5101724), (20, 2550862), (40, 1275431), (113, 451480), (226, 225740), (452, 112870), (565, 90296), (904, 56435), (1130, 45148), (2260, 22574), (4520, 11287)]