51315775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 78852096

約数和(自身を除く): 27536321

約数列:

[1, 5, 7, 17, 25, 35, 47, 85, 119, 175, 235, 329, 367, 425, 595, 799, 1175, 1645, 1835, 2569, 2975, 3995, 5593, 6239, 8225, 9175, 12845, 17249, 19975, 27965, 31195, 43673, 64225, 86245, 120743, 139825, 155975, 218365, 293233, 431225, 603715, 1091825, 1466165, 2052631, 3018575, 7330825, 10263155, 51315775]

約数ペア:

[(1, 51315775), (5, 10263155), (7, 7330825), (17, 3018575), (25, 2052631), (35, 1466165), (47, 1091825), (85, 603715), (119, 431225), (175, 293233), (235, 218365), (329, 155975), (367, 139825), (425, 120743), (595, 86245), (799, 64225), (1175, 43673), (1645, 31195), (1835, 27965), (2569, 19975), (2975, 17249), (3995, 12845), (5593, 9175), (6239, 8225)]