15406387225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2281}}^1$

素因数の和:2498

約数の個数: 48

約数和(自身を含む): 20070354304

約数和(自身を除く): 4663967079

約数列:

[1, 5, 25, 43, 61, 103, 215, 305, 515, 1075, 1525, 2281, 2575, 2623, 4429, 6283, 11405, 13115, 22145, 31415, 57025, 65575, 98083, 110725, 139141, 157075, 234943, 270169, 490415, 695705, 1174715, 1350845, 2452075, 3478525, 5873575, 5983063, 6754225, 10102549, 14331523, 29915315, 50512745, 71657615, 149576575, 252563725, 358288075, 616255489, 3081277445, 15406387225]

約数ペア:

[(1, 15406387225), (5, 3081277445), (25, 616255489), (43, 358288075), (61, 252563725), (103, 149576575), (215, 71657615), (305, 50512745), (515, 29915315), (1075, 14331523), (1525, 10102549), (2281, 6754225), (2575, 5983063), (2623, 5873575), (4429, 3478525), (6283, 2452075), (11405, 1350845), (13115, 1174715), (22145, 695705), (31415, 490415), (57025, 270169), (65575, 234943), (98083, 157075), (110725, 139141)]