81926125

素因数分解:

$5^3\times {\mathrm{503}}^1\times {\mathrm{1303}}^1$

素因数の和:1821

約数の個数: 16

約数和(自身を含む): 102525696

約数和(自身を除く): 20599571

約数列:

[1, 5, 25, 125, 503, 1303, 2515, 6515, 12575, 32575, 62875, 162875, 655409, 3277045, 16385225, 81926125]

約数ペア:

[(1, 81926125), (5, 16385225), (25, 3277045), (125, 655409), (503, 162875), (1303, 62875), (2515, 32575), (6515, 12575)]