157024580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1097}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 350297136

約数和(自身を除く): 193272556

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 421, 842, 1097, 1684, 2105, 2194, 4210, 4388, 5485, 7157, 8420, 10970, 14314, 18649, 21940, 28628, 35785, 37298, 71570, 74596, 93245, 143140, 186490, 372980, 461837, 923674, 1847348, 2309185, 4618370, 7851229, 9236740, 15702458, 31404916, 39256145, 78512290, 157024580]

約数ペア:

[(1, 157024580), (2, 78512290), (4, 39256145), (5, 31404916), (10, 15702458), (17, 9236740), (20, 7851229), (34, 4618370), (68, 2309185), (85, 1847348), (170, 923674), (340, 461837), (421, 372980), (842, 186490), (1097, 143140), (1684, 93245), (2105, 74596), (2194, 71570), (4210, 37298), (4388, 35785), (5485, 28628), (7157, 21940), (8420, 18649), (10970, 14314)]