31490600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8287}}^1$

素因数の和:8322

約数の個数: 48

約数和(自身を含む): 77078400

約数和(自身を除く): 45587800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 8287, 16574, 33148, 41435, 66296, 82870, 157453, 165740, 207175, 314906, 331480, 414350, 629812, 787265, 828700, 1259624, 1574530, 1657400, 3149060, 3936325, 6298120, 7872650, 15745300, 31490600]

約数ペア:

[(1, 31490600), (2, 15745300), (4, 7872650), (5, 6298120), (8, 3936325), (10, 3149060), (19, 1657400), (20, 1574530), (25, 1259624), (38, 828700), (40, 787265), (50, 629812), (76, 414350), (95, 331480), (100, 314906), (152, 207175), (190, 165740), (200, 157453), (380, 82870), (475, 66296), (760, 41435), (950, 33148), (1900, 16574), (3800, 8287)]