764100865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 1102233600

約数和(自身を除く): 338132735

約数列:

[1, 5, 11, 19, 31, 55, 95, 103, 155, 209, 229, 341, 515, 589, 1045, 1133, 1145, 1705, 1957, 2519, 2945, 3193, 4351, 5665, 6479, 7099, 9785, 12595, 15965, 21527, 21755, 23587, 32395, 35123, 35495, 47861, 60667, 78089, 107635, 117935, 134881, 175615, 239305, 259457, 303335, 390445, 448153, 667337, 674405, 731197, 1297285, 1483691, 2240765, 3336685, 3655985, 4929683, 7418455, 8043167, 13892743, 24648415, 40215835, 69463715, 152820173, 764100865]

約数ペア:

[(1, 764100865), (5, 152820173), (11, 69463715), (19, 40215835), (31, 24648415), (55, 13892743), (95, 8043167), (103, 7418455), (155, 4929683), (209, 3655985), (229, 3336685), (341, 2240765), (515, 1483691), (589, 1297285), (1045, 731197), (1133, 674405), (1145, 667337), (1705, 448153), (1957, 390445), (2519, 303335), (2945, 259457), (3193, 239305), (4351, 175615), (5665, 134881), (6479, 117935), (7099, 107635), (9785, 78089), (12595, 60667), (15965, 47861), (21527, 35495), (21755, 35123), (23587, 32395)]