129171040

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 316794240

約数和(自身を除く): 187623200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 89, 94, 160, 178, 188, 193, 235, 356, 376, 386, 445, 470, 712, 752, 772, 890, 940, 965, 1424, 1504, 1544, 1780, 1880, 1930, 2848, 3088, 3560, 3760, 3860, 4183, 6176, 7120, 7520, 7720, 8366, 9071, 14240, 15440, 16732, 17177, 18142, 20915, 30880, 33464, 34354, 36284, 41830, 45355, 66928, 68708, 72568, 83660, 85885, 90710, 133856, 137416, 145136, 167320, 171770, 181420, 274832, 290272, 334640, 343540, 362840, 549664, 669280, 687080, 725680, 807319, 1374160, 1451360, 1614638, 2748320, 3229276, 4036595, 6458552, 8073190, 12917104, 16146380, 25834208, 32292760, 64585520, 129171040]

約数ペア:

[(1, 129171040), (2, 64585520), (4, 32292760), (5, 25834208), (8, 16146380), (10, 12917104), (16, 8073190), (20, 6458552), (32, 4036595), (40, 3229276), (47, 2748320), (80, 1614638), (89, 1451360), (94, 1374160), (160, 807319), (178, 725680), (188, 687080), (193, 669280), (235, 549664), (356, 362840), (376, 343540), (386, 334640), (445, 290272), (470, 274832), (712, 181420), (752, 171770), (772, 167320), (890, 145136), (940, 137416), (965, 133856), (1424, 90710), (1504, 85885), (1544, 83660), (1780, 72568), (1880, 68708), (1930, 66928), (2848, 45355), (3088, 41830), (3560, 36284), (3760, 34354), (3860, 33464), (4183, 30880), (6176, 20915), (7120, 18142), (7520, 17177), (7720, 16732), (8366, 15440), (9071, 14240)]