25894245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 48787200

約数和(自身を除く): 22892955

約数列:

[1, 3, 5, 13, 15, 19, 29, 39, 57, 65, 87, 95, 145, 195, 241, 247, 285, 377, 435, 551, 723, 741, 1131, 1205, 1235, 1653, 1885, 2755, 3133, 3615, 3705, 4579, 5655, 6989, 7163, 8265, 9399, 13737, 15665, 20967, 21489, 22895, 34945, 35815, 46995, 59527, 68685, 90857, 104835, 107445, 132791, 178581, 272571, 297635, 398373, 454285, 663955, 892905, 1362855, 1726283, 1991865, 5178849, 8631415, 25894245]

約数ペア:

[(1, 25894245), (3, 8631415), (5, 5178849), (13, 1991865), (15, 1726283), (19, 1362855), (29, 892905), (39, 663955), (57, 454285), (65, 398373), (87, 297635), (95, 272571), (145, 178581), (195, 132791), (241, 107445), (247, 104835), (285, 90857), (377, 68685), (435, 59527), (551, 46995), (723, 35815), (741, 34945), (1131, 22895), (1205, 21489), (1235, 20967), (1653, 15665), (1885, 13737), (2755, 9399), (3133, 8265), (3615, 7163), (3705, 6989), (4579, 5655)]