100204375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{9431}}^1$

素因数の和:9468

約数の個数: 20

約数和(自身を含む): 132595056

約数和(自身を除く): 32390681

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 9431, 10625, 47155, 160327, 235775, 801635, 1178875, 4008175, 5894375, 20040875, 100204375]

約数ペア:

[(1, 100204375), (5, 20040875), (17, 5894375), (25, 4008175), (85, 1178875), (125, 801635), (425, 235775), (625, 160327), (2125, 47155), (9431, 10625)]