51125080

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12409}}^1$

素因数の和:12523

約数の個数: 32

約数和(自身を含む): 116157600

約数和(自身を除く): 65032520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 12409, 24818, 49636, 62045, 99272, 124090, 248180, 496360, 1278127, 2556254, 5112508, 6390635, 10225016, 12781270, 25562540, 51125080]

約数ペア:

[(1, 51125080), (2, 25562540), (4, 12781270), (5, 10225016), (8, 6390635), (10, 5112508), (20, 2556254), (40, 1278127), (103, 496360), (206, 248180), (412, 124090), (515, 99272), (824, 62045), (1030, 49636), (2060, 24818), (4120, 12409)]