68695970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1531}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 141630336

約数和(自身を除く): 72934366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 641, 1282, 1531, 3062, 3205, 4487, 6410, 7655, 8974, 10717, 15310, 21434, 22435, 44870, 53585, 107170, 981371, 1962742, 4906855, 6869597, 9813710, 13739194, 34347985, 68695970]

約数ペア:

[(1, 68695970), (2, 34347985), (5, 13739194), (7, 9813710), (10, 6869597), (14, 4906855), (35, 1962742), (70, 981371), (641, 107170), (1282, 53585), (1531, 44870), (3062, 22435), (3205, 21434), (4487, 15310), (6410, 10717), (7655, 8974)]