67578970

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{653}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 124312320

約数和(自身を除く): 56733350

約数列:

[1, 2, 5, 10, 79, 131, 158, 262, 395, 653, 655, 790, 1306, 1310, 3265, 6530, 10349, 20698, 51587, 51745, 85543, 103174, 103490, 171086, 257935, 427715, 515870, 855430, 6757897, 13515794, 33789485, 67578970]

約数ペア:

[(1, 67578970), (2, 33789485), (5, 13515794), (10, 6757897), (79, 855430), (131, 515870), (158, 427715), (262, 257935), (395, 171086), (653, 103490), (655, 103174), (790, 85543), (1306, 51745), (1310, 51587), (3265, 20698), (6530, 10349)]