72510704

素因数分解:

$2^4\times 7^1\times {\mathrm{647417}}^1$

素因数の和:647432

約数の個数: 20

約数和(自身を含む): 160559664

約数和(自身を除く): 88048960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 647417, 1294834, 2589668, 4531919, 5179336, 9063838, 10358672, 18127676, 36255352, 72510704]

約数ペア:

[(1, 72510704), (2, 36255352), (4, 18127676), (7, 10358672), (8, 9063838), (14, 5179336), (16, 4531919), (28, 2589668), (56, 1294834), (112, 647417)]