98897900

素因数分解:

$2^2\times 5^2\times {\mathrm{988979}}^1$

素因数の和:988993

約数の個数: 18

約数和(自身を含む): 214608660

約数和(自身を除く): 115710760

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 988979, 1977958, 3955916, 4944895, 9889790, 19779580, 24724475, 49448950, 98897900]

約数ペア:

[(1, 98897900), (2, 49448950), (4, 24724475), (5, 19779580), (10, 9889790), (20, 4944895), (25, 3955916), (50, 1977958), (100, 988979)]