84097900

素因数分解:

$2^2\times 5^2\times {\mathrm{840979}}^1$

素因数の和:840993

約数の個数: 18

約数和(自身を含む): 182492660

約数和(自身を除く): 98394760

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 840979, 1681958, 3363916, 4204895, 8409790, 16819580, 21024475, 42048950, 84097900]

約数ペア:

[(1, 84097900), (2, 42048950), (4, 21024475), (5, 16819580), (10, 8409790), (20, 4204895), (25, 3363916), (50, 1681958), (100, 840979)]