200909488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{6949}}^1$

素因数の和:7109

約数の個数: 40

約数和(自身を含む): 422282000

約数和(自身を除く): 221372512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 6949, 7228, 13898, 14456, 27796, 28912, 55592, 90337, 111184, 180674, 361348, 722696, 965911, 1445392, 1931822, 3863644, 7727288, 12556843, 15454576, 25113686, 50227372, 100454744, 200909488]

約数ペア:

[(1, 200909488), (2, 100454744), (4, 50227372), (8, 25113686), (13, 15454576), (16, 12556843), (26, 7727288), (52, 3863644), (104, 1931822), (139, 1445392), (208, 965911), (278, 722696), (556, 361348), (1112, 180674), (1807, 111184), (2224, 90337), (3614, 55592), (6949, 28912), (7228, 27796), (13898, 14456)]