79390960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90217}}^1$

素因数の和:90241

約数の個数: 40

約数和(自身を含む): 201366576

約数和(自身を除く): 121975616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 90217, 180434, 360868, 451085, 721736, 902170, 992387, 1443472, 1804340, 1984774, 3608680, 3969548, 4961935, 7217360, 7939096, 9923870, 15878192, 19847740, 39695480, 79390960]

約数ペア:

[(1, 79390960), (2, 39695480), (4, 19847740), (5, 15878192), (8, 9923870), (10, 7939096), (11, 7217360), (16, 4961935), (20, 3969548), (22, 3608680), (40, 1984774), (44, 1804340), (55, 1443472), (80, 992387), (88, 902170), (110, 721736), (176, 451085), (220, 360868), (440, 180434), (880, 90217)]