12758521870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^2$

素因数の和:1117

約数の個数: 48

約数和(自身を含む): 23906028960

約数和(自身を除く): 11147507090

約数列:

[1, 2, 5, 10, 29, 58, 145, 263, 290, 409, 526, 818, 1315, 2045, 2630, 4090, 7627, 11861, 15254, 23722, 38135, 59305, 76270, 107567, 118610, 167281, 215134, 334562, 537835, 836405, 1075670, 1672810, 3119443, 4851149, 6238886, 9702298, 15597215, 24255745, 31194430, 43994903, 48511490, 87989806, 219974515, 439949030, 1275852187, 2551704374, 6379260935, 12758521870]

約数ペア:

[(1, 12758521870), (2, 6379260935), (5, 2551704374), (10, 1275852187), (29, 439949030), (58, 219974515), (145, 87989806), (263, 48511490), (290, 43994903), (409, 31194430), (526, 24255745), (818, 15597215), (1315, 9702298), (2045, 6238886), (2630, 4851149), (4090, 3119443), (7627, 1672810), (11861, 1075670), (15254, 836405), (23722, 537835), (38135, 334562), (59305, 215134), (76270, 167281), (107567, 118610)]