156939350

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{571}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 306408960

約数和(自身を除く): 149469610

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 239, 478, 571, 575, 1142, 1150, 1195, 2390, 2855, 5497, 5710, 5975, 10994, 11950, 13133, 14275, 26266, 27485, 28550, 54970, 65665, 131330, 136469, 137425, 272938, 274850, 328325, 656650, 682345, 1364690, 3138787, 3411725, 6277574, 6823450, 15693935, 31387870, 78469675, 156939350]

約数ペア:

[(1, 156939350), (2, 78469675), (5, 31387870), (10, 15693935), (23, 6823450), (25, 6277574), (46, 3411725), (50, 3138787), (115, 1364690), (230, 682345), (239, 656650), (478, 328325), (571, 274850), (575, 272938), (1142, 137425), (1150, 136469), (1195, 131330), (2390, 65665), (2855, 54970), (5497, 28550), (5710, 27485), (5975, 26266), (10994, 14275), (11950, 13133)]