87041300

素因数分解:

$2^2\times 5^2\times {\mathrm{870413}}^1$

素因数の和:870427

約数の個数: 18

約数和(自身を含む): 188879838

約数和(自身を除く): 101838538

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 870413, 1740826, 3481652, 4352065, 8704130, 17408260, 21760325, 43520650, 87041300]

約数ペア:

[(1, 87041300), (2, 43520650), (4, 21760325), (5, 17408260), (10, 8704130), (20, 4352065), (25, 3481652), (50, 1740826), (100, 870413)]