42249740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162499}}^1$

素因数の和:162521

約数の個数: 24

約数和(自身を含む): 95550000

約数和(自身を除く): 53300260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 162499, 324998, 649996, 812495, 1624990, 2112487, 3249980, 4224974, 8449948, 10562435, 21124870, 42249740]

約数ペア:

[(1, 42249740), (2, 21124870), (4, 10562435), (5, 8449948), (10, 4224974), (13, 3249980), (20, 2112487), (26, 1624990), (52, 812495), (65, 649996), (130, 324998), (260, 162499)]