80920772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{2459}}^1$

素因数の和:2915

約数の個数: 24

約数和(自身を含む): 149469600

約数和(自身を除く): 68548828

約数列:

[1, 2, 4, 19, 38, 76, 433, 866, 1732, 2459, 4918, 8227, 9836, 16454, 32908, 46721, 93442, 186884, 1064747, 2129494, 4258988, 20230193, 40460386, 80920772]

約数ペア:

[(1, 80920772), (2, 40460386), (4, 20230193), (19, 4258988), (38, 2129494), (76, 1064747), (433, 186884), (866, 93442), (1732, 46721), (2459, 32908), (4918, 16454), (8227, 9836)]