75857980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{691}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 174384000

約数和(自身を除く): 98526020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 499, 691, 998, 1382, 1996, 2495, 2764, 3455, 4990, 5489, 6910, 7601, 9980, 10978, 13820, 15202, 21956, 27445, 30404, 38005, 54890, 76010, 109780, 152020, 344809, 689618, 1379236, 1724045, 3448090, 3792899, 6896180, 7585798, 15171596, 18964495, 37928990, 75857980]

約数ペア:

[(1, 75857980), (2, 37928990), (4, 18964495), (5, 15171596), (10, 7585798), (11, 6896180), (20, 3792899), (22, 3448090), (44, 1724045), (55, 1379236), (110, 689618), (220, 344809), (499, 152020), (691, 109780), (998, 76010), (1382, 54890), (1996, 38005), (2495, 30404), (2764, 27445), (3455, 21956), (4990, 15202), (5489, 13820), (6910, 10978), (7601, 9980)]