64649104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4639}}^1$

素因数の和:4727

約数の個数: 40

約数和(自身を含む): 136935680

約数和(自身を除く): 72286576

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 4639, 6968, 9278, 13936, 18556, 37112, 60307, 74224, 120614, 241228, 310813, 482456, 621626, 964912, 1243252, 2486504, 4040569, 4973008, 8081138, 16162276, 32324552, 64649104]

約数ペア:

[(1, 64649104), (2, 32324552), (4, 16162276), (8, 8081138), (13, 4973008), (16, 4040569), (26, 2486504), (52, 1243252), (67, 964912), (104, 621626), (134, 482456), (208, 310813), (268, 241228), (536, 120614), (871, 74224), (1072, 60307), (1742, 37112), (3484, 18556), (4639, 13936), (6968, 9278)]