78993839.000000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{486833}}^1$

素因数の和:486856

約数の個数: 32

約数和(自身を含む): 490728672

約数和(自身を除く): 300863802

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 486833, 973666, 1460499, 2434165, 2920998, 4868330, 6328829, 7302495, 12657658, 14604990, 18986487, 31644145, 37972974, 63288290, 94932435, 189864870]

約数ペア:

[(1, 189864870), (2, 94932435), (3, 63288290), (5, 37972974), (6, 31644145), (10, 18986487), (13, 14604990), (15, 12657658), (26, 7302495), (30, 6328829), (39, 4868330), (65, 2920998), (78, 2434165), (130, 1460499), (195, 973666), (390, 486833)]