177406970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{1549}}^1$

素因数の和:2450

約数の個数: 32

約数和(自身を含む): 344509200

約数和(自身を除く): 167102230

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 881, 1549, 1762, 3098, 4405, 7745, 8810, 11453, 15490, 20137, 22906, 40274, 57265, 100685, 114530, 201370, 1364669, 2729338, 6823345, 13646690, 17740697, 35481394, 88703485, 177406970]

約数ペア:

[(1, 177406970), (2, 88703485), (5, 35481394), (10, 17740697), (13, 13646690), (26, 6823345), (65, 2729338), (130, 1364669), (881, 201370), (1549, 114530), (1762, 100685), (3098, 57265), (4405, 40274), (7745, 22906), (8810, 20137), (11453, 15490)]