53442920

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5323}}^1$

素因数の和:5585

約数の個数: 32

約数和(自身を含む): 120748320

約数和(自身を除く): 67305400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 5323, 10040, 10646, 21292, 26615, 42584, 53230, 106460, 212920, 1336073, 2672146, 5344292, 6680365, 10688584, 13360730, 26721460, 53442920]

約数ペア:

[(1, 53442920), (2, 26721460), (4, 13360730), (5, 10688584), (8, 6680365), (10, 5344292), (20, 2672146), (40, 1336073), (251, 212920), (502, 106460), (1004, 53230), (1255, 42584), (2008, 26615), (2510, 21292), (5020, 10646), (5323, 10040)]