80915908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{13477}}^1$

素因数の和:13579

約数の個数: 24

約数和(自身を含む): 150953600

約数和(自身を除く): 70037692

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 1501, 3002, 6004, 13477, 26954, 53908, 256063, 512126, 1024252, 1064683, 2129366, 4258732, 20228977, 40457954, 80915908]

約数ペア:

[(1, 80915908), (2, 40457954), (4, 20228977), (19, 4258732), (38, 2129366), (76, 1064683), (79, 1024252), (158, 512126), (316, 256063), (1501, 53908), (3002, 26954), (6004, 13477)]