13613080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 33747840

約数和(自身を除く): 20134760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 557, 611, 940, 1114, 1222, 1880, 2228, 2444, 2785, 3055, 4456, 4888, 5570, 6110, 7241, 11140, 12220, 14482, 22280, 24440, 26179, 28964, 36205, 52358, 57928, 72410, 104716, 130895, 144820, 209432, 261790, 289640, 340327, 523580, 680654, 1047160, 1361308, 1701635, 2722616, 3403270, 6806540, 13613080]

約数ペア:

[(1, 13613080), (2, 6806540), (4, 3403270), (5, 2722616), (8, 1701635), (10, 1361308), (13, 1047160), (20, 680654), (26, 523580), (40, 340327), (47, 289640), (52, 261790), (65, 209432), (94, 144820), (104, 130895), (130, 104716), (188, 72410), (235, 57928), (260, 52358), (376, 36205), (470, 28964), (520, 26179), (557, 24440), (611, 22280), (940, 14482), (1114, 12220), (1222, 11140), (1880, 7241), (2228, 6110), (2444, 5570), (2785, 4888), (3055, 4456)]