135205880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109037}}^1$

素因数の和:109079

約数の個数: 32

約数和(自身を含む): 314029440

約数和(自身を除く): 178823560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 109037, 218074, 436148, 545185, 872296, 1090370, 2180740, 3380147, 4361480, 6760294, 13520588, 16900735, 27041176, 33801470, 67602940, 135205880]

約数ペア:

[(1, 135205880), (2, 67602940), (4, 33801470), (5, 27041176), (8, 16900735), (10, 13520588), (20, 6760294), (31, 4361480), (40, 3380147), (62, 2180740), (124, 1090370), (155, 872296), (248, 545185), (310, 436148), (620, 218074), (1240, 109037)]