3669990020080

素因数分解:

$2^4\times 5^1\times {\mathrm{45874875251}}^1$

素因数の和:45874875264

約数の個数: 20

約数和(自身を含む): 8532726796872

約数和(自身を除く): 4862736776792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 45874875251, 91749750502, 183499501004, 229374376255, 366999002008, 458748752510, 733998004016, 917497505020, 1834995010040, 3669990020080]

約数ペア:

[(1, 3669990020080), (2, 1834995010040), (4, 917497505020), (5, 733998004016), (8, 458748752510), (10, 366999002008), (16, 229374376255), (20, 183499501004), (40, 91749750502), (80, 45874875251)]