1285100175

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{941}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 2158611840

約数和(自身を除く): 873511665

約数列:

[1, 3, 5, 15, 25, 75, 131, 139, 393, 417, 655, 695, 941, 1965, 2085, 2823, 3275, 3475, 4705, 9825, 10425, 14115, 18209, 23525, 54627, 70575, 91045, 123271, 130799, 273135, 369813, 392397, 455225, 616355, 653995, 1365675, 1849065, 1961985, 3081775, 3269975, 9245325, 9809925, 17134669, 51404007, 85673345, 257020035, 428366725, 1285100175]

約数ペア:

[(1, 1285100175), (3, 428366725), (5, 257020035), (15, 85673345), (25, 51404007), (75, 17134669), (131, 9809925), (139, 9245325), (393, 3269975), (417, 3081775), (655, 1961985), (695, 1849065), (941, 1365675), (1965, 653995), (2085, 616355), (2823, 455225), (3275, 392397), (3475, 369813), (4705, 273135), (9825, 130799), (10425, 123271), (14115, 91045), (18209, 70575), (23525, 54627)]