752720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^2$

素因数の和:207

約数の個数: 30

約数和(自身を含む): 1768302

約数和(自身を除く): 1015582

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 9409, 18818, 37636, 47045, 75272, 94090, 150544, 188180, 376360, 752720]

約数ペア:

[(1, 752720), (2, 376360), (4, 188180), (5, 150544), (8, 94090), (10, 75272), (16, 47045), (20, 37636), (40, 18818), (80, 9409), (97, 7760), (194, 3880), (388, 1940), (485, 1552), (776, 970)]