168966895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 215677440

約数和(自身を除く): 46710545

約数列:

[1, 5, 31, 73, 109, 137, 155, 365, 545, 685, 2263, 3379, 4247, 7957, 10001, 11315, 14933, 16895, 21235, 39785, 50005, 74665, 246667, 310031, 462923, 1090109, 1233335, 1550155, 2314615, 5450545, 33793379, 168966895]

約数ペア:

[(1, 168966895), (5, 33793379), (31, 5450545), (73, 2314615), (109, 1550155), (137, 1233335), (155, 1090109), (365, 462923), (545, 310031), (685, 246667), (2263, 74665), (3379, 50005), (4247, 39785), (7957, 21235), (10001, 16895), (11315, 14933)]