53312140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1933}}^1$

素因数の和:2146

約数の個数: 48

約数和(自身を含む): 128665152

約数和(自身を除く): 75353012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1933, 1970, 2758, 3866, 3940, 5516, 6895, 7732, 9665, 13531, 13790, 19330, 27062, 27580, 38660, 54124, 67655, 135310, 270620, 380801, 761602, 1523204, 1904005, 2665607, 3808010, 5331214, 7616020, 10662428, 13328035, 26656070, 53312140]

約数ペア:

[(1, 53312140), (2, 26656070), (4, 13328035), (5, 10662428), (7, 7616020), (10, 5331214), (14, 3808010), (20, 2665607), (28, 1904005), (35, 1523204), (70, 761602), (140, 380801), (197, 270620), (394, 135310), (788, 67655), (985, 54124), (1379, 38660), (1933, 27580), (1970, 27062), (2758, 19330), (3866, 13790), (3940, 13531), (5516, 9665), (6895, 7732)]