813236425

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:410

約数の個数: 36

約数和(自身を含む): 1050895164

約数和(自身を除く): 237658739

約数列:

[1, 5, 25, 43, 73, 215, 241, 365, 1075, 1205, 1825, 1849, 3139, 6025, 9245, 10363, 15695, 17593, 46225, 51815, 78475, 87965, 134977, 259075, 439825, 445609, 674885, 756499, 2228045, 3374425, 3782495, 11140225, 18912475, 32529457, 162647285, 813236425]

約数ペア:

[(1, 813236425), (5, 162647285), (25, 32529457), (43, 18912475), (73, 11140225), (215, 3782495), (241, 3374425), (365, 2228045), (1075, 756499), (1205, 674885), (1825, 445609), (1849, 439825), (3139, 259075), (6025, 134977), (9245, 87965), (10363, 78475), (15695, 51815), (17593, 46225)]