408060085

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{20521}}^1$

素因数の和:20664

約数の個数: 16

約数和(自身を含む): 506811312

約数和(自身を除く): 98751227

約数列:

[1, 5, 41, 97, 205, 485, 3977, 19885, 20521, 102605, 841361, 1990537, 4206805, 9952685, 81612017, 408060085]

約数ペア:

[(1, 408060085), (5, 81612017), (41, 9952685), (97, 4206805), (205, 1990537), (485, 841361), (3977, 102605), (19885, 20521)]