13246480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 33997824

約数和(自身を除く): 20751344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 271, 376, 470, 520, 542, 611, 752, 940, 1040, 1084, 1222, 1355, 1880, 2168, 2444, 2710, 3055, 3523, 3760, 4336, 4888, 5420, 6110, 7046, 9776, 10840, 12220, 12737, 14092, 17615, 21680, 24440, 25474, 28184, 35230, 48880, 50948, 56368, 63685, 70460, 101896, 127370, 140920, 165581, 203792, 254740, 281840, 331162, 509480, 662324, 827905, 1018960, 1324648, 1655810, 2649296, 3311620, 6623240, 13246480]

約数ペア:

[(1, 13246480), (2, 6623240), (4, 3311620), (5, 2649296), (8, 1655810), (10, 1324648), (13, 1018960), (16, 827905), (20, 662324), (26, 509480), (40, 331162), (47, 281840), (52, 254740), (65, 203792), (80, 165581), (94, 140920), (104, 127370), (130, 101896), (188, 70460), (208, 63685), (235, 56368), (260, 50948), (271, 48880), (376, 35230), (470, 28184), (520, 25474), (542, 24440), (611, 21680), (752, 17615), (940, 14092), (1040, 12737), (1084, 12220), (1222, 10840), (1355, 9776), (1880, 7046), (2168, 6110), (2444, 5420), (2710, 4888), (3055, 4336), (3523, 3760)]