20896125

素因数分解:

$3^1\times 5^3\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 35173632

約数和(自身を除く): 14277507

約数列:

[1, 3, 5, 15, 25, 75, 103, 125, 309, 375, 515, 541, 1545, 1623, 2575, 2705, 7725, 8115, 12875, 13525, 38625, 40575, 55723, 67625, 167169, 202875, 278615, 835845, 1393075, 4179225, 6965375, 20896125]

約数ペア:

[(1, 20896125), (3, 6965375), (5, 4179225), (15, 1393075), (25, 835845), (75, 278615), (103, 202875), (125, 167169), (309, 67625), (375, 55723), (515, 40575), (541, 38625), (1545, 13525), (1623, 12875), (2575, 8115), (2705, 7725)]