2126875

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 20

約数和(自身を含む): 2755368

約数和(自身を除く): 628493

約数列:

[1, 5, 25, 41, 83, 125, 205, 415, 625, 1025, 2075, 3403, 5125, 10375, 17015, 25625, 51875, 85075, 425375, 2126875]

約数ペア:

[(1, 2126875), (5, 425375), (25, 85075), (41, 51875), (83, 25625), (125, 17015), (205, 10375), (415, 5125), (625, 3403), (1025, 2075)]