54104375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{6659}}^1$

素因数の和:6692

約数の個数: 20

約数和(自身を含む): 72820440

約数和(自身を除く): 18716065

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 6659, 8125, 33295, 86567, 166475, 432835, 832375, 2164175, 4161875, 10820875, 54104375]

約数ペア:

[(1, 54104375), (5, 10820875), (13, 4161875), (25, 2164175), (65, 832375), (125, 432835), (325, 166475), (625, 86567), (1625, 33295), (6659, 8125)]