78280555

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 95349600

約数和(自身を除く): 17069045

約数列:

[1, 5, 101, 379, 409, 505, 1895, 2045, 38279, 41309, 155011, 191395, 206545, 775055, 15656111, 78280555]

約数ペア:

[(1, 78280555), (5, 15656111), (101, 775055), (379, 206545), (409, 191395), (505, 155011), (1895, 41309), (2045, 38279)]