200870540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4003}}^1$

素因数の和:4218

約数の個数: 48

約数和(自身を含む): 456744288

約数和(自身を除く): 255873748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 772, 965, 1930, 2509, 3860, 4003, 5018, 8006, 10036, 12545, 16012, 20015, 25090, 40030, 50180, 52039, 80060, 104078, 208156, 260195, 520390, 772579, 1040780, 1545158, 3090316, 3862895, 7725790, 10043527, 15451580, 20087054, 40174108, 50217635, 100435270, 200870540]

約数ペア:

[(1, 200870540), (2, 100435270), (4, 50217635), (5, 40174108), (10, 20087054), (13, 15451580), (20, 10043527), (26, 7725790), (52, 3862895), (65, 3090316), (130, 1545158), (193, 1040780), (260, 772579), (386, 520390), (772, 260195), (965, 208156), (1930, 104078), (2509, 80060), (3860, 52039), (4003, 50180), (5018, 40030), (8006, 25090), (10036, 20015), (12545, 16012)]