68213360

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5431}}^1$

素因数の和:5601

約数の個数: 40

約数和(自身を含む): 159635616

約数和(自身を除く): 91422256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 5431, 6280, 10862, 12560, 21724, 27155, 43448, 54310, 86896, 108620, 217240, 434480, 852667, 1705334, 3410668, 4263335, 6821336, 8526670, 13642672, 17053340, 34106680, 68213360]

約数ペア:

[(1, 68213360), (2, 34106680), (4, 17053340), (5, 13642672), (8, 8526670), (10, 6821336), (16, 4263335), (20, 3410668), (40, 1705334), (80, 852667), (157, 434480), (314, 217240), (628, 108620), (785, 86896), (1256, 54310), (1570, 43448), (2512, 27155), (3140, 21724), (5431, 12560), (6280, 10862)]