30206750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 66358656

約数和(自身を除く): 36151906

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 50, 70, 82, 125, 175, 205, 250, 287, 350, 410, 421, 574, 842, 875, 1025, 1435, 1750, 2050, 2105, 2870, 2947, 4210, 5125, 5894, 7175, 10250, 10525, 14350, 14735, 17261, 21050, 29470, 34522, 35875, 52625, 71750, 73675, 86305, 105250, 120827, 147350, 172610, 241654, 368375, 431525, 604135, 736750, 863050, 1208270, 2157625, 3020675, 4315250, 6041350, 15103375, 30206750]

約数ペア:

[(1, 30206750), (2, 15103375), (5, 6041350), (7, 4315250), (10, 3020675), (14, 2157625), (25, 1208270), (35, 863050), (41, 736750), (50, 604135), (70, 431525), (82, 368375), (125, 241654), (175, 172610), (205, 147350), (250, 120827), (287, 105250), (350, 86305), (410, 73675), (421, 71750), (574, 52625), (842, 35875), (875, 34522), (1025, 29470), (1435, 21050), (1750, 17261), (2050, 14735), (2105, 14350), (2870, 10525), (2947, 10250), (4210, 7175), (5125, 5894)]