16050625

素因数分解:

$5^4\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 20

約数和(自身を含む): 20434084

約数和(自身を除く): 4383459

約数列:

[1, 5, 25, 61, 125, 305, 421, 625, 1525, 2105, 7625, 10525, 25681, 38125, 52625, 128405, 263125, 642025, 3210125, 16050625]

約数ペア:

[(1, 16050625), (5, 3210125), (25, 642025), (61, 263125), (125, 128405), (305, 52625), (421, 38125), (625, 25681), (1525, 10525), (2105, 7625)]