72811585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 109440000

約数和(自身を除く): 36628415

約数列:

[1, 5, 7, 11, 35, 55, 77, 379, 385, 499, 1895, 2495, 2653, 3493, 4169, 5489, 13265, 17465, 20845, 27445, 29183, 38423, 145915, 189121, 192115, 945605, 1323847, 2080331, 6619235, 10401655, 14562317, 72811585]

約数ペア:

[(1, 72811585), (5, 14562317), (7, 10401655), (11, 6619235), (35, 2080331), (55, 1323847), (77, 945605), (379, 192115), (385, 189121), (499, 145915), (1895, 38423), (2495, 29183), (2653, 27445), (3493, 20845), (4169, 17465), (5489, 13265)]