13126250

素因数分解:

$2^1\times 5^4\times {\mathrm{10501}}^1$

素因数の和:10523

約数の個数: 20

約数和(自身を含む): 24606186

約数和(自身を除く): 11479936

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 10501, 21002, 52505, 105010, 262525, 525050, 1312625, 2625250, 6563125, 13126250]

約数ペア:

[(1, 13126250), (2, 6563125), (5, 2625250), (10, 1312625), (25, 525050), (50, 262525), (125, 105010), (250, 52505), (625, 21002), (1250, 10501)]