28876750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 64022400

約数和(自身を除く): 35145650

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 50, 58, 70, 125, 145, 175, 203, 250, 290, 350, 406, 569, 725, 875, 1015, 1138, 1450, 1750, 2030, 2845, 3625, 3983, 5075, 5690, 7250, 7966, 10150, 14225, 16501, 19915, 25375, 28450, 33002, 39830, 50750, 71125, 82505, 99575, 115507, 142250, 165010, 199150, 231014, 412525, 497875, 577535, 825050, 995750, 1155070, 2062625, 2887675, 4125250, 5775350, 14438375, 28876750]

約数ペア:

[(1, 28876750), (2, 14438375), (5, 5775350), (7, 4125250), (10, 2887675), (14, 2062625), (25, 1155070), (29, 995750), (35, 825050), (50, 577535), (58, 497875), (70, 412525), (125, 231014), (145, 199150), (175, 165010), (203, 142250), (250, 115507), (290, 99575), (350, 82505), (406, 71125), (569, 50750), (725, 39830), (875, 33002), (1015, 28450), (1138, 25375), (1450, 19915), (1750, 16501), (2030, 14225), (2845, 10150), (3625, 7966), (3983, 7250), (5075, 5690)]