68552440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{155801}}^1$

素因数の和:155823

約数の個数: 32

約数和(自身を含む): 168266160

約数和(自身を除く): 99713720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 155801, 311602, 623204, 779005, 1246408, 1558010, 1713811, 3116020, 3427622, 6232040, 6855244, 8569055, 13710488, 17138110, 34276220, 68552440]

約数ペア:

[(1, 68552440), (2, 34276220), (4, 17138110), (5, 13710488), (8, 8569055), (10, 6855244), (11, 6232040), (20, 3427622), (22, 3116020), (40, 1713811), (44, 1558010), (55, 1246408), (88, 779005), (110, 623204), (220, 311602), (440, 155801)]