202040245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 275425920

約数和(自身を除く): 73385675

約数列:

[1, 5, 11, 29, 55, 145, 197, 319, 643, 985, 1595, 2167, 3215, 5713, 7073, 10835, 18647, 28565, 35365, 62843, 93235, 126671, 205117, 314215, 633355, 1025585, 1393381, 3673459, 6966905, 18367295, 40408049, 202040245]

約数ペア:

[(1, 202040245), (5, 40408049), (11, 18367295), (29, 6966905), (55, 3673459), (145, 1393381), (197, 1025585), (319, 633355), (643, 314215), (985, 205117), (1595, 126671), (2167, 93235), (3215, 62843), (5713, 35365), (7073, 28565), (10835, 18647)]