25700740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98849}}^1$

素因数の和:98871

約数の個数: 24

約数和(自身を含む): 58123800

約数和(自身を除く): 32423060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98849, 197698, 395396, 494245, 988490, 1285037, 1976980, 2570074, 5140148, 6425185, 12850370, 25700740]

約数ペア:

[(1, 25700740), (2, 12850370), (4, 6425185), (5, 5140148), (10, 2570074), (13, 1976980), (20, 1285037), (26, 988490), (52, 494245), (65, 395396), (130, 197698), (260, 98849)]