49210280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{971}}^1$

素因数の和:1170

約数の個数: 64

約数和(自身を含む): 127370880

約数和(自身を除く): 78160600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 280, 362, 724, 905, 971, 1267, 1448, 1810, 1942, 2534, 3620, 3884, 4855, 5068, 6335, 6797, 7240, 7768, 9710, 10136, 12670, 13594, 19420, 25340, 27188, 33985, 38840, 50680, 54376, 67970, 135940, 175751, 271880, 351502, 703004, 878755, 1230257, 1406008, 1757510, 2460514, 3515020, 4921028, 6151285, 7030040, 9842056, 12302570, 24605140, 49210280]

約数ペア:

[(1, 49210280), (2, 24605140), (4, 12302570), (5, 9842056), (7, 7030040), (8, 6151285), (10, 4921028), (14, 3515020), (20, 2460514), (28, 1757510), (35, 1406008), (40, 1230257), (56, 878755), (70, 703004), (140, 351502), (181, 271880), (280, 175751), (362, 135940), (724, 67970), (905, 54376), (971, 50680), (1267, 38840), (1448, 33985), (1810, 27188), (1942, 25340), (2534, 19420), (3620, 13594), (3884, 12670), (4855, 10136), (5068, 9710), (6335, 7768), (6797, 7240)]