51583160

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11831}}^1$

素因数の和:11951

約数の個数: 32

約数和(自身を含む): 117136800

約数和(自身を除く): 65553640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 11831, 23662, 47324, 59155, 94648, 118310, 236620, 473240, 1289579, 2579158, 5158316, 6447895, 10316632, 12895790, 25791580, 51583160]

約数ペア:

[(1, 51583160), (2, 25791580), (4, 12895790), (5, 10316632), (8, 6447895), (10, 5158316), (20, 2579158), (40, 1289579), (109, 473240), (218, 236620), (436, 118310), (545, 94648), (872, 59155), (1090, 47324), (2180, 23662), (4360, 11831)]