1625440

素因数分解:

$2^5\times 5^1\times {\mathrm{10159}}^1$

素因数の和:10174

約数の個数: 24

約数和(自身を含む): 3840480

約数和(自身を除く): 2215040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 10159, 20318, 40636, 50795, 81272, 101590, 162544, 203180, 325088, 406360, 812720, 1625440]

約数ペア:

[(1, 1625440), (2, 812720), (4, 406360), (5, 325088), (8, 203180), (10, 162544), (16, 101590), (20, 81272), (32, 50795), (40, 40636), (80, 20318), (160, 10159)]