71380496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{941}}^1$

素因数の和:1391

約数の個数: 40

約数和(自身を含む): 151383168

約数和(自身を除く): 80002672

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 431, 862, 941, 1724, 1882, 3448, 3764, 4741, 6896, 7528, 9482, 10351, 15056, 18964, 20702, 37928, 41404, 75856, 82808, 165616, 405571, 811142, 1622284, 3244568, 4461281, 6489136, 8922562, 17845124, 35690248, 71380496]

約数ペア:

[(1, 71380496), (2, 35690248), (4, 17845124), (8, 8922562), (11, 6489136), (16, 4461281), (22, 3244568), (44, 1622284), (88, 811142), (176, 405571), (431, 165616), (862, 82808), (941, 75856), (1724, 41404), (1882, 37928), (3448, 20702), (3764, 18964), (4741, 15056), (6896, 10351), (7528, 9482)]