72664100

素因数分解:

$2^2\times 5^2\times {\mathrm{726641}}^1$

素因数の和:726655

約数の個数: 18

約数和(自身を含む): 157681314

約数和(自身を除く): 85017214

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 726641, 1453282, 2906564, 3633205, 7266410, 14532820, 18166025, 36332050, 72664100]

約数ペア:

[(1, 72664100), (2, 36332050), (4, 18166025), (5, 14532820), (10, 7266410), (20, 3633205), (25, 2906564), (50, 1453282), (100, 726641)]