81592610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1721}}^1$

素因数の和:2170

約数の個数: 32

約数和(自身を含む): 160683264

約数和(自身を除く): 79090654

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 431, 862, 1721, 2155, 3442, 4310, 4741, 8605, 9482, 17210, 18931, 23705, 37862, 47410, 94655, 189310, 741751, 1483502, 3708755, 7417510, 8159261, 16318522, 40796305, 81592610]

約数ペア:

[(1, 81592610), (2, 40796305), (5, 16318522), (10, 8159261), (11, 7417510), (22, 3708755), (55, 1483502), (110, 741751), (431, 189310), (862, 94655), (1721, 47410), (2155, 37862), (3442, 23705), (4310, 18931), (4741, 17210), (8605, 9482)]