85413280

素因数分解:

$2^5\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1487}}^1$

素因数の和:1861

約数の個数: 48

約数和(自身を含む): 202487040

約数和(自身を除く): 117073760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 359, 718, 1436, 1487, 1795, 2872, 2974, 3590, 5744, 5948, 7180, 7435, 11488, 11896, 14360, 14870, 23792, 28720, 29740, 47584, 57440, 59480, 118960, 237920, 533833, 1067666, 2135332, 2669165, 4270664, 5338330, 8541328, 10676660, 17082656, 21353320, 42706640, 85413280]

約数ペア:

[(1, 85413280), (2, 42706640), (4, 21353320), (5, 17082656), (8, 10676660), (10, 8541328), (16, 5338330), (20, 4270664), (32, 2669165), (40, 2135332), (80, 1067666), (160, 533833), (359, 237920), (718, 118960), (1436, 59480), (1487, 57440), (1795, 47584), (2872, 29740), (2974, 28720), (3590, 23792), (5744, 14870), (5948, 14360), (7180, 11896), (7435, 11488)]