80387575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2039}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 106243200

約数和(自身を除く): 25855625

約数列:

[1, 5, 19, 25, 83, 95, 415, 475, 1577, 2039, 2075, 7885, 10195, 38741, 39425, 50975, 169237, 193705, 846185, 968525, 3215503, 4230925, 16077515, 80387575]

約数ペア:

[(1, 80387575), (5, 16077515), (19, 4230925), (25, 3215503), (83, 968525), (95, 846185), (415, 193705), (475, 169237), (1577, 50975), (2039, 39425), (2075, 38741), (7885, 10195)]