156164020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1759}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 344171520

約数和(自身を除く): 188007500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 193, 230, 386, 460, 772, 965, 1759, 1930, 3518, 3860, 4439, 7036, 8795, 8878, 17590, 17756, 22195, 35180, 40457, 44390, 80914, 88780, 161828, 202285, 339487, 404570, 678974, 809140, 1357948, 1697435, 3394870, 6789740, 7808201, 15616402, 31232804, 39041005, 78082010, 156164020]

約数ペア:

[(1, 156164020), (2, 78082010), (4, 39041005), (5, 31232804), (10, 15616402), (20, 7808201), (23, 6789740), (46, 3394870), (92, 1697435), (115, 1357948), (193, 809140), (230, 678974), (386, 404570), (460, 339487), (772, 202285), (965, 161828), (1759, 88780), (1930, 80914), (3518, 44390), (3860, 40457), (4439, 35180), (7036, 22195), (8795, 17756), (8878, 17590)]