220211750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{80077}}^1$

素因数の和:80105

約数の個数: 32

約数和(自身を含む): 449718048

約数和(自身を除く): 229506298

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 80077, 160154, 400385, 800770, 880847, 1761694, 2001925, 4003850, 4404235, 8808470, 10009625, 20019250, 22021175, 44042350, 110105875, 220211750]

約数ペア:

[(1, 220211750), (2, 110105875), (5, 44042350), (10, 22021175), (11, 20019250), (22, 10009625), (25, 8808470), (50, 4404235), (55, 4003850), (110, 2001925), (125, 1761694), (250, 880847), (275, 800770), (550, 400385), (1375, 160154), (2750, 80077)]