129129325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4787}}^1$

素因数の和:4893

約数の個数: 24

約数和(自身を含む): 174551328

約数和(自身を除く): 45422003

約数列:

[1, 5, 13, 25, 65, 83, 325, 415, 1079, 2075, 4787, 5395, 23935, 26975, 62231, 119675, 311155, 397321, 1555775, 1986605, 5165173, 9933025, 25825865, 129129325]

約数ペア:

[(1, 129129325), (5, 25825865), (13, 9933025), (25, 5165173), (65, 1986605), (83, 1555775), (325, 397321), (415, 311155), (1079, 119675), (2075, 62231), (4787, 26975), (5395, 23935)]