55516460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 121080960

約数和(自身を除く): 65564500

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 790, 820, 857, 1580, 1714, 3239, 3428, 4285, 6478, 8570, 12956, 16195, 17140, 32390, 35137, 64780, 67703, 70274, 135406, 140548, 175685, 270812, 338515, 351370, 677030, 702740, 1354060, 2775823, 5551646, 11103292, 13879115, 27758230, 55516460]

約数ペア:

[(1, 55516460), (2, 27758230), (4, 13879115), (5, 11103292), (10, 5551646), (20, 2775823), (41, 1354060), (79, 702740), (82, 677030), (158, 351370), (164, 338515), (205, 270812), (316, 175685), (395, 140548), (410, 135406), (790, 70274), (820, 67703), (857, 64780), (1580, 35137), (1714, 32390), (3239, 17140), (3428, 16195), (4285, 12956), (6478, 8570)]