51025880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13151}}^1$

素因数の和:13259

約数の個数: 32

約数和(自身を含む): 116000640

約数和(自身を除く): 64974760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 13151, 26302, 52604, 65755, 105208, 131510, 263020, 526040, 1275647, 2551294, 5102588, 6378235, 10205176, 12756470, 25512940, 51025880]

約数ペア:

[(1, 51025880), (2, 25512940), (4, 12756470), (5, 10205176), (8, 6378235), (10, 5102588), (20, 2551294), (40, 1275647), (97, 526040), (194, 263020), (388, 131510), (485, 105208), (776, 65755), (970, 52604), (1940, 26302), (3880, 13151)]