20801157050

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{49627}}^1$

素因数の和:49823

約数の個数: 48

約数和(自身を含む): 39544781472

約数和(自身を除く): 18743624422

約数列:

[1, 2, 5, 10, 25, 50, 83, 101, 166, 202, 415, 505, 830, 1010, 2075, 2525, 4150, 5050, 8383, 16766, 41915, 49627, 83830, 99254, 209575, 248135, 419150, 496270, 1240675, 2481350, 4119041, 5012327, 8238082, 10024654, 20595205, 25061635, 41190410, 50123270, 102976025, 125308175, 205952050, 250616350, 416023141, 832046282, 2080115705, 4160231410, 10400578525, 20801157050]

約数ペア:

[(1, 20801157050), (2, 10400578525), (5, 4160231410), (10, 2080115705), (25, 832046282), (50, 416023141), (83, 250616350), (101, 205952050), (166, 125308175), (202, 102976025), (415, 50123270), (505, 41190410), (830, 25061635), (1010, 20595205), (2075, 10024654), (2525, 8238082), (4150, 5012327), (5050, 4119041), (8383, 2481350), (16766, 1240675), (41915, 496270), (49627, 419150), (83830, 248135), (99254, 209575)]