80634890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 72

約数和(自身を含む): 174799620

約数和(自身を除く): 94164730

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 89, 98, 178, 215, 245, 301, 430, 445, 490, 602, 623, 890, 1246, 1505, 1849, 2107, 3010, 3115, 3698, 3827, 4214, 4361, 6230, 7654, 8722, 9245, 10535, 12943, 18490, 19135, 21070, 21805, 25886, 26789, 38270, 43610, 53578, 64715, 90601, 129430, 133945, 164561, 181202, 187523, 267890, 329122, 375046, 453005, 822805, 906010, 937615, 1151927, 1645610, 1875230, 2303854, 5759635, 8063489, 11519270, 16126978, 40317445, 80634890]

約数ペア:

[(1, 80634890), (2, 40317445), (5, 16126978), (7, 11519270), (10, 8063489), (14, 5759635), (35, 2303854), (43, 1875230), (49, 1645610), (70, 1151927), (86, 937615), (89, 906010), (98, 822805), (178, 453005), (215, 375046), (245, 329122), (301, 267890), (430, 187523), (445, 181202), (490, 164561), (602, 133945), (623, 129430), (890, 90601), (1246, 64715), (1505, 53578), (1849, 43610), (2107, 38270), (3010, 26789), (3115, 25886), (3698, 21805), (3827, 21070), (4214, 19135), (4361, 18490), (6230, 12943), (7654, 10535), (8722, 9245)]