66905890

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{84691}}^1$

素因数の和:84777

約数の個数: 16

約数和(自身を含む): 121956480

約数和(自身を除く): 55050590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 84691, 169382, 423455, 846910, 6690589, 13381178, 33452945, 66905890]

約数ペア:

[(1, 66905890), (2, 33452945), (5, 13381178), (10, 6690589), (79, 846910), (158, 423455), (395, 169382), (790, 84691)]