74939020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{288227}}^1$

素因数の和:288249

約数の個数: 24

約数和(自身を含む): 169478064

約数和(自身を除く): 94539044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 288227, 576454, 1152908, 1441135, 2882270, 3746951, 5764540, 7493902, 14987804, 18734755, 37469510, 74939020]

約数ペア:

[(1, 74939020), (2, 37469510), (4, 18734755), (5, 14987804), (10, 7493902), (13, 5764540), (20, 3746951), (26, 2882270), (52, 1441135), (65, 1152908), (130, 576454), (260, 288227)]