82712240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79531}}^1$

素因数の和:79557

約数の個数: 40

約数和(自身を含む): 207101328

約数和(自身を除く): 124389088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 79531, 159062, 318124, 397655, 636248, 795310, 1033903, 1272496, 1590620, 2067806, 3181240, 4135612, 5169515, 6362480, 8271224, 10339030, 16542448, 20678060, 41356120, 82712240]

約数ペア:

[(1, 82712240), (2, 41356120), (4, 20678060), (5, 16542448), (8, 10339030), (10, 8271224), (13, 6362480), (16, 5169515), (20, 4135612), (26, 3181240), (40, 2067806), (52, 1590620), (65, 1272496), (80, 1033903), (104, 795310), (130, 636248), (208, 397655), (260, 318124), (520, 159062), (1040, 79531)]