42012200

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2659}}^1$

素因数の和:2754

約数の個数: 48

約数和(自身を含む): 98952000

約数和(自身を除く): 56939800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1580, 1975, 2659, 3160, 3950, 5318, 7900, 10636, 13295, 15800, 21272, 26590, 53180, 66475, 106360, 132950, 210061, 265900, 420122, 531800, 840244, 1050305, 1680488, 2100610, 4201220, 5251525, 8402440, 10503050, 21006100, 42012200]

約数ペア:

[(1, 42012200), (2, 21006100), (4, 10503050), (5, 8402440), (8, 5251525), (10, 4201220), (20, 2100610), (25, 1680488), (40, 1050305), (50, 840244), (79, 531800), (100, 420122), (158, 265900), (200, 210061), (316, 132950), (395, 106360), (632, 66475), (790, 53180), (1580, 26590), (1975, 21272), (2659, 15800), (3160, 13295), (3950, 10636), (5318, 7900)]