64349780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{797}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 148006656

約数和(自身を除く): 83656876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 367, 734, 797, 1468, 1594, 1835, 3188, 3670, 3985, 4037, 7340, 7970, 8074, 8767, 15940, 16148, 17534, 20185, 35068, 40370, 43835, 80740, 87670, 175340, 292499, 584998, 1169996, 1462495, 2924990, 3217489, 5849980, 6434978, 12869956, 16087445, 32174890, 64349780]

約数ペア:

[(1, 64349780), (2, 32174890), (4, 16087445), (5, 12869956), (10, 6434978), (11, 5849980), (20, 3217489), (22, 2924990), (44, 1462495), (55, 1169996), (110, 584998), (220, 292499), (367, 175340), (734, 87670), (797, 80740), (1468, 43835), (1594, 40370), (1835, 35068), (3188, 20185), (3670, 17534), (3985, 16148), (4037, 15940), (7340, 8767), (7970, 8074)]