38437880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 93864960

約数和(自身を除く): 55427080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 383, 386, 520, 766, 772, 965, 1532, 1544, 1915, 1930, 2509, 3064, 3830, 3860, 4979, 5018, 7660, 7720, 9958, 10036, 12545, 15320, 19916, 20072, 24895, 25090, 39832, 49790, 50180, 73919, 99580, 100360, 147838, 199160, 295676, 369595, 591352, 739190, 960947, 1478380, 1921894, 2956760, 3843788, 4804735, 7687576, 9609470, 19218940, 38437880]

約数ペア:

[(1, 38437880), (2, 19218940), (4, 9609470), (5, 7687576), (8, 4804735), (10, 3843788), (13, 2956760), (20, 1921894), (26, 1478380), (40, 960947), (52, 739190), (65, 591352), (104, 369595), (130, 295676), (193, 199160), (260, 147838), (383, 100360), (386, 99580), (520, 73919), (766, 50180), (772, 49790), (965, 39832), (1532, 25090), (1544, 24895), (1915, 20072), (1930, 19916), (2509, 15320), (3064, 12545), (3830, 10036), (3860, 9958), (4979, 7720), (5018, 7660)]