67964060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{82883}}^1$

素因数の和:82933

約数の個数: 24

約数和(自身を含む): 146207376

約数和(自身を除く): 78243316

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 82883, 165766, 331532, 414415, 828830, 1657660, 3398203, 6796406, 13592812, 16991015, 33982030, 67964060]

約数ペア:

[(1, 67964060), (2, 33982030), (4, 16991015), (5, 13592812), (10, 6796406), (20, 3398203), (41, 1657660), (82, 828830), (164, 414415), (205, 331532), (410, 165766), (820, 82883)]