25872140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1021}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 62497344

約数和(自身を除く): 36625204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1021, 1267, 1810, 2042, 2534, 3620, 4084, 5068, 5105, 6335, 7147, 10210, 12670, 14294, 20420, 25340, 28588, 35735, 71470, 142940, 184801, 369602, 739204, 924005, 1293607, 1848010, 2587214, 3696020, 5174428, 6468035, 12936070, 25872140]

約数ペア:

[(1, 25872140), (2, 12936070), (4, 6468035), (5, 5174428), (7, 3696020), (10, 2587214), (14, 1848010), (20, 1293607), (28, 924005), (35, 739204), (70, 369602), (140, 184801), (181, 142940), (362, 71470), (724, 35735), (905, 28588), (1021, 25340), (1267, 20420), (1810, 14294), (2042, 12670), (2534, 10210), (3620, 7147), (4084, 6335), (5068, 5105)]