65790850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 72

約数和(自身を含む): 135331740

約数和(自身を除く): 69540890

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 157, 170, 289, 290, 314, 425, 493, 578, 725, 785, 850, 986, 1445, 1450, 1570, 2465, 2669, 2890, 3925, 4553, 4930, 5338, 7225, 7850, 8381, 9106, 12325, 13345, 14450, 16762, 22765, 24650, 26690, 41905, 45373, 45530, 66725, 77401, 83810, 90746, 113825, 133450, 154802, 209525, 226865, 227650, 387005, 419050, 453730, 774010, 1134325, 1315817, 1935025, 2268650, 2631634, 3870050, 6579085, 13158170, 32895425, 65790850]

約数ペア:

[(1, 65790850), (2, 32895425), (5, 13158170), (10, 6579085), (17, 3870050), (25, 2631634), (29, 2268650), (34, 1935025), (50, 1315817), (58, 1134325), (85, 774010), (145, 453730), (157, 419050), (170, 387005), (289, 227650), (290, 226865), (314, 209525), (425, 154802), (493, 133450), (578, 113825), (725, 90746), (785, 83810), (850, 77401), (986, 66725), (1445, 45530), (1450, 45373), (1570, 41905), (2465, 26690), (2669, 24650), (2890, 22765), (3925, 16762), (4553, 14450), (4930, 13345), (5338, 12325), (7225, 9106), (7850, 8381)]