83750875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{51539}}^1$

素因数の和:51567

約数の個数: 16

約数和(自身を含む): 112563360

約数和(自身を除く): 28812485

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 51539, 257695, 670007, 1288475, 3350035, 6442375, 16750175, 83750875]

約数ペア:

[(1, 83750875), (5, 16750175), (13, 6442375), (25, 3350035), (65, 1288475), (125, 670007), (325, 257695), (1625, 51539)]