68852240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27763}}^1$

素因数の和:27807

約数の個数: 40

約数和(自身を含む): 165251328

約数和(自身を除く): 96399088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 27763, 55526, 111052, 138815, 222104, 277630, 444208, 555260, 860653, 1110520, 1721306, 2221040, 3442612, 4303265, 6885224, 8606530, 13770448, 17213060, 34426120, 68852240]

約数ペア:

[(1, 68852240), (2, 34426120), (4, 17213060), (5, 13770448), (8, 8606530), (10, 6885224), (16, 4303265), (20, 3442612), (31, 2221040), (40, 1721306), (62, 1110520), (80, 860653), (124, 555260), (155, 444208), (248, 277630), (310, 222104), (496, 138815), (620, 111052), (1240, 55526), (2480, 27763)]