22250350

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 43211520

約数和(自身を除く): 20961170

約数列:

[1, 2, 5, 10, 25, 43, 50, 79, 86, 131, 158, 215, 262, 395, 430, 655, 790, 1075, 1310, 1975, 2150, 3275, 3397, 3950, 5633, 6550, 6794, 10349, 11266, 16985, 20698, 28165, 33970, 51745, 56330, 84925, 103490, 140825, 169850, 258725, 281650, 445007, 517450, 890014, 2225035, 4450070, 11125175, 22250350]

約数ペア:

[(1, 22250350), (2, 11125175), (5, 4450070), (10, 2225035), (25, 890014), (43, 517450), (50, 445007), (79, 281650), (86, 258725), (131, 169850), (158, 140825), (215, 103490), (262, 84925), (395, 56330), (430, 51745), (655, 33970), (790, 28165), (1075, 20698), (1310, 16985), (1975, 11266), (2150, 10349), (3275, 6794), (3397, 6550), (3950, 5633)]