80553772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{19609}}^1$

素因数の和:19705

約数の個数: 24

約数和(自身を含む): 153742400

約数和(自身を除く): 73188628

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 19609, 39218, 78436, 254917, 509834, 1019668, 1549111, 3098222, 6196444, 20138443, 40276886, 80553772]

約数ペア:

[(1, 80553772), (2, 40276886), (4, 20138443), (13, 6196444), (26, 3098222), (52, 1549111), (79, 1019668), (158, 509834), (316, 254917), (1027, 78436), (2054, 39218), (4108, 19609)]