20160785625

素因数分解:

$3^1\times 5^4\times {\mathrm{809}}^1\times {\mathrm{13291}}^1$

素因数の和:14123

約数の個数: 40

約数和(自身を含む): 33634608480

約数和(自身を除く): 13473822855

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 809, 1875, 2427, 4045, 12135, 13291, 20225, 39873, 60675, 66455, 101125, 199365, 303375, 332275, 505625, 996825, 1516875, 1661375, 4984125, 8306875, 10752419, 24920625, 32257257, 53762095, 161286285, 268810475, 806431425, 1344052375, 4032157125, 6720261875, 20160785625]

約数ペア:

[(1, 20160785625), (3, 6720261875), (5, 4032157125), (15, 1344052375), (25, 806431425), (75, 268810475), (125, 161286285), (375, 53762095), (625, 32257257), (809, 24920625), (1875, 10752419), (2427, 8306875), (4045, 4984125), (12135, 1661375), (13291, 1516875), (20225, 996825), (39873, 505625), (60675, 332275), (66455, 303375), (101125, 199365)]