68813345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 90201600

約数和(自身を除く): 21388255

約数列:

[1, 5, 19, 53, 79, 95, 173, 265, 395, 865, 1007, 1501, 3287, 4187, 5035, 7505, 9169, 13667, 16435, 20935, 45845, 68335, 79553, 174211, 259673, 397765, 724351, 871055, 1298365, 3621755, 13762669, 68813345]

約数ペア:

[(1, 68813345), (5, 13762669), (19, 3621755), (53, 1298365), (79, 871055), (95, 724351), (173, 397765), (265, 259673), (395, 174211), (865, 79553), (1007, 68335), (1501, 45845), (3287, 20935), (4187, 16435), (5035, 13667), (7505, 9169)]