25724470

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 47472480

約数和(自身を除く): 21748010

約数列:

[1, 2, 5, 10, 73, 131, 146, 262, 269, 365, 538, 655, 730, 1310, 1345, 2690, 9563, 19126, 19637, 35239, 39274, 47815, 70478, 95630, 98185, 176195, 196370, 352390, 2572447, 5144894, 12862235, 25724470]

約数ペア:

[(1, 25724470), (2, 12862235), (5, 5144894), (10, 2572447), (73, 352390), (131, 196370), (146, 176195), (262, 98185), (269, 95630), (365, 70478), (538, 47815), (655, 39274), (730, 35239), (1310, 19637), (1345, 19126), (2690, 9563)]