40154765

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 61461504

約数和(自身を除く): 21306739

約数列:

[1, 5, 7, 17, 31, 35, 49, 85, 119, 155, 217, 245, 311, 527, 595, 833, 1085, 1519, 1555, 2177, 2635, 3689, 4165, 5287, 7595, 9641, 10885, 15239, 18445, 25823, 26435, 37009, 48205, 67487, 76195, 129115, 163897, 185045, 259063, 337435, 472409, 819485, 1147279, 1295315, 2362045, 5736395, 8030953, 40154765]

約数ペア:

[(1, 40154765), (5, 8030953), (7, 5736395), (17, 2362045), (31, 1295315), (35, 1147279), (49, 819485), (85, 472409), (119, 337435), (155, 259063), (217, 185045), (245, 163897), (311, 129115), (527, 76195), (595, 67487), (833, 48205), (1085, 37009), (1519, 26435), (1555, 25823), (2177, 18445), (2635, 15239), (3689, 10885), (4165, 9641), (5287, 7595)]