2486388625

素因数分解:

$5^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{9901}}^1$

素因数の和:9971

約数の個数: 48

約数和(自身を含む): 3698040528

約数和(自身を除く): 1211651903

約数列:

[1, 5, 7, 25, 35, 41, 49, 125, 175, 205, 245, 287, 875, 1025, 1225, 1435, 2009, 5125, 6125, 7175, 9901, 10045, 35875, 49505, 50225, 69307, 247525, 251125, 346535, 405941, 485149, 1237625, 1732675, 2029705, 2425745, 2841587, 8663375, 10148525, 12128725, 14207935, 19891109, 50742625, 60643625, 71039675, 99455545, 355198375, 497277725, 2486388625]

約数ペア:

[(1, 2486388625), (5, 497277725), (7, 355198375), (25, 99455545), (35, 71039675), (41, 60643625), (49, 50742625), (125, 19891109), (175, 14207935), (205, 12128725), (245, 10148525), (287, 8663375), (875, 2841587), (1025, 2425745), (1225, 2029705), (1435, 1732675), (2009, 1237625), (5125, 485149), (6125, 405941), (7175, 346535), (9901, 251125), (10045, 247525), (35875, 69307), (49505, 50225)]