105385880

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{19231}}^1$

素因数の和:19379

約数の個数: 32

約数和(自身を含む): 238861440

約数和(自身を除く): 133475560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 19231, 38462, 76924, 96155, 153848, 192310, 384620, 769240, 2634647, 5269294, 10538588, 13173235, 21077176, 26346470, 52692940, 105385880]

約数ペア:

[(1, 105385880), (2, 52692940), (4, 26346470), (5, 21077176), (8, 13173235), (10, 10538588), (20, 5269294), (40, 2634647), (137, 769240), (274, 384620), (548, 192310), (685, 153848), (1096, 96155), (1370, 76924), (2740, 38462), (5480, 19231)]