25492775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 96

約数和(自身を含む): 44997120

約数和(自身を除く): 19504345

約数列:

[1, 5, 7, 11, 17, 19, 25, 35, 41, 55, 77, 85, 95, 119, 133, 175, 187, 205, 209, 275, 287, 323, 385, 425, 451, 475, 595, 665, 697, 779, 935, 1025, 1045, 1309, 1435, 1463, 1615, 1925, 2255, 2261, 2975, 3157, 3325, 3485, 3553, 3895, 4675, 4879, 5225, 5453, 6545, 7175, 7315, 7667, 8075, 8569, 11275, 11305, 13243, 15785, 17425, 17765, 19475, 24395, 24871, 27265, 32725, 36575, 38335, 42845, 53669, 56525, 59983, 66215, 78925, 88825, 92701, 121975, 124355, 136325, 145673, 191675, 214225, 268345, 299915, 331075, 463505, 621775, 728365, 1019711, 1341725, 1499575, 2317525, 3641825, 5098555, 25492775]

約数ペア:

[(1, 25492775), (5, 5098555), (7, 3641825), (11, 2317525), (17, 1499575), (19, 1341725), (25, 1019711), (35, 728365), (41, 621775), (55, 463505), (77, 331075), (85, 299915), (95, 268345), (119, 214225), (133, 191675), (175, 145673), (187, 136325), (205, 124355), (209, 121975), (275, 92701), (287, 88825), (323, 78925), (385, 66215), (425, 59983), (451, 56525), (475, 53669), (595, 42845), (665, 38335), (697, 36575), (779, 32725), (935, 27265), (1025, 24871), (1045, 24395), (1309, 19475), (1435, 17765), (1463, 17425), (1615, 15785), (1925, 13243), (2255, 11305), (2261, 11275), (2975, 8569), (3157, 8075), (3325, 7667), (3485, 7315), (3553, 7175), (3895, 6545), (4675, 5453), (4879, 5225)]