25317020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 56706048

約数和(自身を除く): 31389028

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 1171, 2162, 2342, 4324, 4684, 5405, 5855, 10810, 11710, 21620, 23420, 26933, 53866, 55037, 107732, 110074, 134665, 220148, 269330, 275185, 538660, 550370, 1100740, 1265851, 2531702, 5063404, 6329255, 12658510, 25317020]

約数ペア:

[(1, 25317020), (2, 12658510), (4, 6329255), (5, 5063404), (10, 2531702), (20, 1265851), (23, 1100740), (46, 550370), (47, 538660), (92, 275185), (94, 269330), (115, 220148), (188, 134665), (230, 110074), (235, 107732), (460, 55037), (470, 53866), (940, 26933), (1081, 23420), (1171, 21620), (2162, 11710), (2342, 10810), (4324, 5855), (4684, 5405)]