78613010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2887}}^1$

素因数の和:3290

約数の個数: 32

約数和(自身を含む): 162190080

約数和(自身を除く): 83577070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1945, 2723, 2887, 3890, 5446, 5774, 13615, 14435, 20209, 27230, 28870, 40418, 101045, 202090, 1123043, 2246086, 5615215, 7861301, 11230430, 15722602, 39306505, 78613010]

約数ペア:

[(1, 78613010), (2, 39306505), (5, 15722602), (7, 11230430), (10, 7861301), (14, 5615215), (35, 2246086), (70, 1123043), (389, 202090), (778, 101045), (1945, 40418), (2723, 28870), (2887, 27230), (3890, 20209), (5446, 14435), (5774, 13615)]