64174768

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5563}}^1$

素因数の和:5681

約数の個数: 40

約数和(自身を含む): 143506688

約数和(自身を除く): 79331920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2884, 5563, 5768, 11126, 11536, 22252, 38941, 44504, 77882, 89008, 155764, 311528, 572989, 623056, 1145978, 2291956, 4010923, 4583912, 8021846, 9167824, 16043692, 32087384, 64174768]

約数ペア:

[(1, 64174768), (2, 32087384), (4, 16043692), (7, 9167824), (8, 8021846), (14, 4583912), (16, 4010923), (28, 2291956), (56, 1145978), (103, 623056), (112, 572989), (206, 311528), (412, 155764), (721, 89008), (824, 77882), (1442, 44504), (1648, 38941), (2884, 22252), (5563, 11536), (5768, 11126)]