80124550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{145681}}^1$

素因数の和:145704

約数の個数: 24

約数和(自身を含む): 162581112

約数和(自身を除く): 82456562

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 145681, 291362, 728405, 1456810, 1602491, 3204982, 3642025, 7284050, 8012455, 16024910, 40062275, 80124550]

約数ペア:

[(1, 80124550), (2, 40062275), (5, 16024910), (10, 8012455), (11, 7284050), (22, 3642025), (25, 3204982), (50, 1602491), (55, 1456810), (110, 728405), (275, 291362), (550, 145681)]