80704890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{42701}}^1$

素因数の和:42724

約数の個数: 64

約数和(自身を含む): 245963520

約数和(自身を除く): 165258630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 42701, 85402, 128103, 213505, 256206, 298907, 384309, 427010, 597814, 640515, 768618, 896721, 1152927, 1281030, 1494535, 1793442, 1921545, 2305854, 2690163, 2989070, 3843090, 4483605, 5380326, 5764635, 8070489, 8967210, 11529270, 13450815, 16140978, 26901630, 40352445, 80704890]

約数ペア:

[(1, 80704890), (2, 40352445), (3, 26901630), (5, 16140978), (6, 13450815), (7, 11529270), (9, 8967210), (10, 8070489), (14, 5764635), (15, 5380326), (18, 4483605), (21, 3843090), (27, 2989070), (30, 2690163), (35, 2305854), (42, 1921545), (45, 1793442), (54, 1494535), (63, 1281030), (70, 1152927), (90, 896721), (105, 768618), (126, 640515), (135, 597814), (189, 427010), (210, 384309), (270, 298907), (315, 256206), (378, 213505), (630, 128103), (945, 85402), (1890, 42701)]