12752500

素因数分解:

$2^2\times 5^4\times {\mathrm{5101}}^1$

素因数の和:5125

約数の個数: 30

約数和(自身を含む): 27892634

約数和(自身を除く): 15140134

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 5101, 10202, 20404, 25505, 51010, 102020, 127525, 255050, 510100, 637625, 1275250, 2550500, 3188125, 6376250, 12752500]

約数ペア:

[(1, 12752500), (2, 6376250), (4, 3188125), (5, 2550500), (10, 1275250), (20, 637625), (25, 510100), (50, 255050), (100, 127525), (125, 102020), (250, 51010), (500, 25505), (625, 20404), (1250, 10202), (2500, 5101)]