220195250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{80071}}^1$

素因数の和:80099

約数の個数: 32

約数和(自身を含む): 449684352

約数和(自身を除く): 229489102

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 80071, 160142, 400355, 800710, 880781, 1761562, 2001775, 4003550, 4403905, 8807810, 10008875, 20017750, 22019525, 44039050, 110097625, 220195250]

約数ペア:

[(1, 220195250), (2, 110097625), (5, 44039050), (10, 22019525), (11, 20017750), (22, 10008875), (25, 8807810), (50, 4403905), (55, 4003550), (110, 2001775), (125, 1761562), (250, 880781), (275, 800710), (550, 400355), (1375, 160142), (2750, 80071)]