68791910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1451}}^1$

素因数の和:1900

約数の個数: 32

約数和(自身を含む): 135489024

約数和(自身を除く): 66697114

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 431, 862, 1451, 2155, 2902, 4310, 4741, 7255, 9482, 14510, 15961, 23705, 31922, 47410, 79805, 159610, 625381, 1250762, 3126905, 6253810, 6879191, 13758382, 34395955, 68791910]

約数ペア:

[(1, 68791910), (2, 34395955), (5, 13758382), (10, 6879191), (11, 6253810), (22, 3126905), (55, 1250762), (110, 625381), (431, 159610), (862, 79805), (1451, 47410), (2155, 31922), (2902, 23705), (4310, 15961), (4741, 14510), (7255, 9482)]