20134476050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{300739}}^1$

素因数の和:300867

約数の個数: 48

約数和(自身を含む): 40722601920

約数和(自身を除く): 20588125870

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 103, 130, 206, 325, 515, 650, 1030, 1339, 2575, 2678, 5150, 6695, 13390, 33475, 66950, 300739, 601478, 1503695, 3007390, 3909607, 7518475, 7819214, 15036950, 19548035, 30976117, 39096070, 61952234, 97740175, 154880585, 195480350, 309761170, 402689521, 774402925, 805379042, 1548805850, 2013447605, 4026895210, 10067238025, 20134476050]

約数ペア:

[(1, 20134476050), (2, 10067238025), (5, 4026895210), (10, 2013447605), (13, 1548805850), (25, 805379042), (26, 774402925), (50, 402689521), (65, 309761170), (103, 195480350), (130, 154880585), (206, 97740175), (325, 61952234), (515, 39096070), (650, 30976117), (1030, 19548035), (1339, 15036950), (2575, 7819214), (2678, 7518475), (5150, 3909607), (6695, 3007390), (13390, 1503695), (33475, 601478), (66950, 300739)]