53391660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127123}}^1$

素因数の和:127142

約数の個数: 48

約数和(自身を含む): 170854656

約数和(自身を除く): 117462996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 127123, 254246, 381369, 508492, 635615, 762738, 889861, 1271230, 1525476, 1779722, 1906845, 2542460, 2669583, 3559444, 3813690, 4449305, 5339166, 7627380, 8898610, 10678332, 13347915, 17797220, 26695830, 53391660]

約数ペア:

[(1, 53391660), (2, 26695830), (3, 17797220), (4, 13347915), (5, 10678332), (6, 8898610), (7, 7627380), (10, 5339166), (12, 4449305), (14, 3813690), (15, 3559444), (20, 2669583), (21, 2542460), (28, 1906845), (30, 1779722), (35, 1525476), (42, 1271230), (60, 889861), (70, 762738), (84, 635615), (105, 508492), (140, 381369), (210, 254246), (420, 127123)]