31256350

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 60621120

約数和(自身を除く): 29364770

約数列:

[1, 2, 5, 10, 25, 41, 50, 79, 82, 158, 193, 205, 386, 395, 410, 790, 965, 1025, 1930, 1975, 2050, 3239, 3950, 4825, 6478, 7913, 9650, 15247, 15826, 16195, 30494, 32390, 39565, 76235, 79130, 80975, 152470, 161950, 197825, 381175, 395650, 625127, 762350, 1250254, 3125635, 6251270, 15628175, 31256350]

約数ペア:

[(1, 31256350), (2, 15628175), (5, 6251270), (10, 3125635), (25, 1250254), (41, 762350), (50, 625127), (79, 395650), (82, 381175), (158, 197825), (193, 161950), (205, 152470), (386, 80975), (395, 79130), (410, 76235), (790, 39565), (965, 32390), (1025, 30494), (1930, 16195), (1975, 15826), (2050, 15247), (3239, 9650), (3950, 7913), (4825, 6478)]