48491920

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 116867520

約数和(自身を除く): 68375600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 83, 109, 134, 166, 218, 268, 332, 335, 415, 436, 536, 545, 664, 670, 830, 872, 1072, 1090, 1328, 1340, 1660, 1744, 2180, 2680, 3320, 4360, 5360, 5561, 6640, 7303, 8720, 9047, 11122, 14606, 18094, 22244, 27805, 29212, 36188, 36515, 44488, 45235, 55610, 58424, 72376, 73030, 88976, 90470, 111220, 116848, 144752, 146060, 180940, 222440, 292120, 361880, 444880, 584240, 606149, 723760, 1212298, 2424596, 3030745, 4849192, 6061490, 9698384, 12122980, 24245960, 48491920]

約数ペア:

[(1, 48491920), (2, 24245960), (4, 12122980), (5, 9698384), (8, 6061490), (10, 4849192), (16, 3030745), (20, 2424596), (40, 1212298), (67, 723760), (80, 606149), (83, 584240), (109, 444880), (134, 361880), (166, 292120), (218, 222440), (268, 180940), (332, 146060), (335, 144752), (415, 116848), (436, 111220), (536, 90470), (545, 88976), (664, 73030), (670, 72376), (830, 58424), (872, 55610), (1072, 45235), (1090, 44488), (1328, 36515), (1340, 36188), (1660, 29212), (1744, 27805), (2180, 22244), (2680, 18094), (3320, 14606), (4360, 11122), (5360, 9047), (5561, 8720), (6640, 7303)]