203415025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 287981568

約数和(自身を除く): 84566543

約数列:

[1, 5, 11, 25, 31, 55, 107, 155, 223, 275, 341, 535, 775, 1115, 1177, 1705, 2453, 2675, 3317, 5575, 5885, 6913, 8525, 12265, 16585, 23861, 29425, 34565, 36487, 61325, 76043, 82925, 119305, 172825, 182435, 262471, 380215, 596525, 739691, 912175, 1312355, 1901075, 3698455, 6561775, 8136601, 18492275, 40683005, 203415025]

約数ペア:

[(1, 203415025), (5, 40683005), (11, 18492275), (25, 8136601), (31, 6561775), (55, 3698455), (107, 1901075), (155, 1312355), (223, 912175), (275, 739691), (341, 596525), (535, 380215), (775, 262471), (1115, 182435), (1177, 172825), (1705, 119305), (2453, 82925), (2675, 76043), (3317, 61325), (5575, 36487), (5885, 34565), (6913, 29425), (8525, 23861), (12265, 16585)]