85452405

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 150958080

約数和(自身を除く): 65505675

約数列:

[1, 3, 5, 15, 19, 41, 57, 71, 95, 103, 123, 205, 213, 285, 309, 355, 515, 615, 779, 1065, 1349, 1545, 1957, 2337, 2911, 3895, 4047, 4223, 5871, 6745, 7313, 8733, 9785, 11685, 12669, 14555, 20235, 21115, 21939, 29355, 36565, 43665, 55309, 63345, 80237, 109695, 138947, 165927, 240711, 276545, 299833, 401185, 416841, 694735, 829635, 899499, 1203555, 1499165, 2084205, 4497495, 5696827, 17090481, 28484135, 85452405]

約数ペア:

[(1, 85452405), (3, 28484135), (5, 17090481), (15, 5696827), (19, 4497495), (41, 2084205), (57, 1499165), (71, 1203555), (95, 899499), (103, 829635), (123, 694735), (205, 416841), (213, 401185), (285, 299833), (309, 276545), (355, 240711), (515, 165927), (615, 138947), (779, 109695), (1065, 80237), (1349, 63345), (1545, 55309), (1957, 43665), (2337, 36565), (2911, 29355), (3895, 21939), (4047, 21115), (4223, 20235), (5871, 14555), (6745, 12669), (7313, 11685), (8733, 9785)]