65985320

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{16333}}^1$

素因数の和:16445

約数の個数: 32

約数和(自身を含む): 149946120

約数和(自身を除く): 83960800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 16333, 32666, 65332, 81665, 130664, 163330, 326660, 653320, 1649633, 3299266, 6598532, 8248165, 13197064, 16496330, 32992660, 65985320]

約数ペア:

[(1, 65985320), (2, 32992660), (4, 16496330), (5, 13197064), (8, 8248165), (10, 6598532), (20, 3299266), (40, 1649633), (101, 653320), (202, 326660), (404, 163330), (505, 130664), (808, 81665), (1010, 65332), (2020, 32666), (4040, 16333)]