80717786

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1\times {\mathrm{977}}^1$

素因数の和:1489

約数の個数: 16

約数和(自身を含む): 122699880

約数和(自身を除く): 41982094

約数列:

[1, 2, 101, 202, 409, 818, 977, 1954, 41309, 82618, 98677, 197354, 399593, 799186, 40358893, 80717786]

約数ペア:

[(1, 80717786), (2, 40358893), (101, 799186), (202, 399593), (409, 197354), (818, 98677), (977, 82618), (1954, 41309)]