68087780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109819}}^1$

素因数の和:109859

約数の個数: 24

約数和(自身を含む): 147598080

約数和(自身を除く): 79510300

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 109819, 219638, 439276, 549095, 1098190, 2196380, 3404389, 6808778, 13617556, 17021945, 34043890, 68087780]

約数ペア:

[(1, 68087780), (2, 34043890), (4, 17021945), (5, 13617556), (10, 6808778), (20, 3404389), (31, 2196380), (62, 1098190), (124, 549095), (155, 439276), (310, 219638), (620, 109819)]