68570060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20287}}^1$

素因数の和:20322

約数の個数: 36

約数和(自身を含む): 155933568

約数和(自身を除く): 87363508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 20287, 40574, 81148, 101435, 202870, 263731, 405740, 527462, 1054924, 1318655, 2637310, 3428503, 5274620, 6857006, 13714012, 17142515, 34285030, 68570060]

約数ペア:

[(1, 68570060), (2, 34285030), (4, 17142515), (5, 13714012), (10, 6857006), (13, 5274620), (20, 3428503), (26, 2637310), (52, 1318655), (65, 1054924), (130, 527462), (169, 405740), (260, 263731), (338, 202870), (676, 101435), (845, 81148), (1690, 40574), (3380, 20287)]