200715525

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1683

約数の個数: 72

約数和(自身を含む): 391716000

約数和(自身を除く): 191000475

約数列:

[1, 3, 5, 9, 15, 19, 25, 29, 45, 57, 75, 87, 95, 145, 171, 225, 261, 285, 435, 475, 551, 725, 855, 1305, 1425, 1619, 1653, 2175, 2755, 4275, 4857, 4959, 6525, 8095, 8265, 13775, 14571, 24285, 24795, 30761, 40475, 41325, 46951, 72855, 92283, 121425, 123975, 140853, 153805, 234755, 276849, 364275, 422559, 461415, 704265, 769025, 892069, 1173775, 1384245, 2112795, 2307075, 2676207, 3521325, 4460345, 6921225, 8028621, 10563975, 13381035, 22301725, 40143105, 66905175, 200715525]

約数ペア:

[(1, 200715525), (3, 66905175), (5, 40143105), (9, 22301725), (15, 13381035), (19, 10563975), (25, 8028621), (29, 6921225), (45, 4460345), (57, 3521325), (75, 2676207), (87, 2307075), (95, 2112795), (145, 1384245), (171, 1173775), (225, 892069), (261, 769025), (285, 704265), (435, 461415), (475, 422559), (551, 364275), (725, 276849), (855, 234755), (1305, 153805), (1425, 140853), (1619, 123975), (1653, 121425), (2175, 92283), (2755, 72855), (4275, 46951), (4857, 41325), (4959, 40475), (6525, 30761), (8095, 24795), (8265, 24285), (13775, 14571)]