123579290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:803

約数の個数: 48

約数和(自身を含む): 240513624

約数和(自身を除く): 116934334

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 289, 305, 578, 610, 701, 1037, 1402, 1445, 2074, 2890, 3505, 5185, 7010, 10370, 11917, 17629, 23834, 35258, 42761, 59585, 85522, 88145, 119170, 176290, 202589, 213805, 405178, 427610, 726937, 1012945, 1453874, 2025890, 3634685, 7269370, 12357929, 24715858, 61789645, 123579290]

約数ペア:

[(1, 123579290), (2, 61789645), (5, 24715858), (10, 12357929), (17, 7269370), (34, 3634685), (61, 2025890), (85, 1453874), (122, 1012945), (170, 726937), (289, 427610), (305, 405178), (578, 213805), (610, 202589), (701, 176290), (1037, 119170), (1402, 88145), (1445, 85522), (2074, 59585), (2890, 42761), (3505, 35258), (5185, 23834), (7010, 17629), (10370, 11917)]