201205450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1609}}^1$

素因数の和:1723

約数の個数: 48

約数和(自身を含む): 389896920

約数和(自身を除く): 188691470

約数列:

[1, 2, 5, 10, 25, 41, 50, 61, 82, 122, 205, 305, 410, 610, 1025, 1525, 1609, 2050, 2501, 3050, 3218, 5002, 8045, 12505, 16090, 25010, 40225, 62525, 65969, 80450, 98149, 125050, 131938, 196298, 329845, 490745, 659690, 981490, 1649225, 2453725, 3298450, 4024109, 4907450, 8048218, 20120545, 40241090, 100602725, 201205450]

約数ペア:

[(1, 201205450), (2, 100602725), (5, 40241090), (10, 20120545), (25, 8048218), (41, 4907450), (50, 4024109), (61, 3298450), (82, 2453725), (122, 1649225), (205, 981490), (305, 659690), (410, 490745), (610, 329845), (1025, 196298), (1525, 131938), (1609, 125050), (2050, 98149), (2501, 80450), (3050, 65969), (3218, 62525), (5002, 40225), (8045, 25010), (12505, 16090)]