64697080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1009}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 167256000

約数和(自身を除く): 102558920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1009, 1145, 1603, 1832, 2018, 2290, 3206, 4036, 4580, 5045, 6412, 7063, 8015, 8072, 9160, 10090, 12824, 14126, 16030, 20180, 28252, 32060, 35315, 40360, 56504, 64120, 70630, 141260, 231061, 282520, 462122, 924244, 1155305, 1617427, 1848488, 2310610, 3234854, 4621220, 6469708, 8087135, 9242440, 12939416, 16174270, 32348540, 64697080]

約数ペア:

[(1, 64697080), (2, 32348540), (4, 16174270), (5, 12939416), (7, 9242440), (8, 8087135), (10, 6469708), (14, 4621220), (20, 3234854), (28, 2310610), (35, 1848488), (40, 1617427), (56, 1155305), (70, 924244), (140, 462122), (229, 282520), (280, 231061), (458, 141260), (916, 70630), (1009, 64120), (1145, 56504), (1603, 40360), (1832, 35315), (2018, 32060), (2290, 28252), (3206, 20180), (4036, 16030), (4580, 14126), (5045, 12824), (6412, 10090), (7063, 9160), (8015, 8072)]