136993880

素因数分解:

$2^3\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{2237}}^1$

素因数の和:3779

約数の個数: 32

約数和(自身を含む): 308575440

約数和(自身を除く): 171581560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1531, 2237, 3062, 4474, 6124, 7655, 8948, 11185, 12248, 15310, 17896, 22370, 30620, 44740, 61240, 89480, 3424847, 6849694, 13699388, 17124235, 27398776, 34248470, 68496940, 136993880]

約数ペア:

[(1, 136993880), (2, 68496940), (4, 34248470), (5, 27398776), (8, 17124235), (10, 13699388), (20, 6849694), (40, 3424847), (1531, 89480), (2237, 61240), (3062, 44740), (4474, 30620), (6124, 22370), (7655, 17896), (8948, 15310), (11185, 12248)]