86008520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{857}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 209729520

約数和(自身を除く): 123721000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 520, 772, 857, 965, 1544, 1714, 1930, 2509, 3428, 3860, 4285, 5018, 6856, 7720, 8570, 10036, 11141, 12545, 17140, 20072, 22282, 25090, 34280, 44564, 50180, 55705, 89128, 100360, 111410, 165401, 222820, 330802, 445640, 661604, 827005, 1323208, 1654010, 2150213, 3308020, 4300426, 6616040, 8600852, 10751065, 17201704, 21502130, 43004260, 86008520]

約数ペア:

[(1, 86008520), (2, 43004260), (4, 21502130), (5, 17201704), (8, 10751065), (10, 8600852), (13, 6616040), (20, 4300426), (26, 3308020), (40, 2150213), (52, 1654010), (65, 1323208), (104, 827005), (130, 661604), (193, 445640), (260, 330802), (386, 222820), (520, 165401), (772, 111410), (857, 100360), (965, 89128), (1544, 55705), (1714, 50180), (1930, 44564), (2509, 34280), (3428, 25090), (3860, 22282), (4285, 20072), (5018, 17140), (6856, 12545), (7720, 11141), (8570, 10036)]