81454875

素因数分解:

$3^1\times 5^3\times {\mathrm{281}}^1\times {\mathrm{773}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 136199232

約数和(自身を除く): 54744357

約数列:

[1, 3, 5, 15, 25, 75, 125, 281, 375, 773, 843, 1405, 2319, 3865, 4215, 7025, 11595, 19325, 21075, 35125, 57975, 96625, 105375, 217213, 289875, 651639, 1086065, 3258195, 5430325, 16290975, 27151625, 81454875]

約数ペア:

[(1, 81454875), (3, 27151625), (5, 16290975), (15, 5430325), (25, 3258195), (75, 1086065), (125, 651639), (281, 289875), (375, 217213), (773, 105375), (843, 96625), (1405, 57975), (2319, 35125), (3865, 21075), (4215, 19325), (7025, 11595)]