76538125

素因数分解:

$5^4\times {\mathrm{151}}^1\times {\mathrm{811}}^1$

素因数の和:982

約数の個数: 20

約数和(自身を含む): 96394144

約数和(自身を除く): 19856019

約数列:

[1, 5, 25, 125, 151, 625, 755, 811, 3775, 4055, 18875, 20275, 94375, 101375, 122461, 506875, 612305, 3061525, 15307625, 76538125]

約数ペア:

[(1, 76538125), (5, 15307625), (25, 3061525), (125, 612305), (151, 506875), (625, 122461), (755, 101375), (811, 94375), (3775, 20275), (4055, 18875)]