90897440

素因数分解:

$2^5\times 5^1\times {\mathrm{568109}}^1$

素因数の和:568124

約数の個数: 24

約数和(自身を含む): 214745580

約数和(自身を除く): 123848140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 568109, 1136218, 2272436, 2840545, 4544872, 5681090, 9089744, 11362180, 18179488, 22724360, 45448720, 90897440]

約数ペア:

[(1, 90897440), (2, 45448720), (4, 22724360), (5, 18179488), (8, 11362180), (10, 9089744), (16, 5681090), (20, 4544872), (32, 2840545), (40, 2272436), (80, 1136218), (160, 568109)]