89728910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2459}}^1$

素因数の和:2596

約数の個数: 32

約数和(自身を含む): 167378400

約数和(自身を除く): 77649490

約数列:

[1, 2, 5, 10, 41, 82, 89, 178, 205, 410, 445, 890, 2459, 3649, 4918, 7298, 12295, 18245, 24590, 36490, 100819, 201638, 218851, 437702, 504095, 1008190, 1094255, 2188510, 8972891, 17945782, 44864455, 89728910]

約数ペア:

[(1, 89728910), (2, 44864455), (5, 17945782), (10, 8972891), (41, 2188510), (82, 1094255), (89, 1008190), (178, 504095), (205, 437702), (410, 218851), (445, 201638), (890, 100819), (2459, 36490), (3649, 24590), (4918, 18245), (7298, 12295)]