72877100

素因数分解:

$2^2\times 5^2\times {\mathrm{728771}}^1$

素因数の和:728785

約数の個数: 18

約数和(自身を含む): 158143524

約数和(自身を除く): 85266424

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 728771, 1457542, 2915084, 3643855, 7287710, 14575420, 18219275, 36438550, 72877100]

約数ペア:

[(1, 72877100), (2, 36438550), (4, 18219275), (5, 14575420), (10, 7287710), (20, 3643855), (25, 2915084), (50, 1457542), (100, 728771)]