2175875

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:144

約数の個数: 24

約数和(自身を含む): 2968992

約数和(自身を除く): 793117

約数列:

[1, 5, 13, 25, 65, 103, 125, 169, 325, 515, 845, 1339, 1625, 2575, 4225, 6695, 12875, 17407, 21125, 33475, 87035, 167375, 435175, 2175875]

約数ペア:

[(1, 2175875), (5, 435175), (13, 167375), (25, 87035), (65, 33475), (103, 21125), (125, 17407), (169, 12875), (325, 6695), (515, 4225), (845, 2575), (1339, 1625)]