72154768

素因数分解:

$2^4\times 7^1\times {\mathrm{644239}}^1$

素因数の和:644254

約数の個数: 20

約数和(自身を含む): 159771520

約数和(自身を除く): 87616752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 644239, 1288478, 2576956, 4509673, 5153912, 9019346, 10307824, 18038692, 36077384, 72154768]

約数ペア:

[(1, 72154768), (2, 36077384), (4, 18038692), (7, 10307824), (8, 9019346), (14, 5153912), (16, 4509673), (28, 2576956), (56, 1288478), (112, 644239)]