215577275

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8719}}^1$

素因数の和:8795

約数の個数: 24

約数和(自身を含む): 285457920

約数和(自身を除く): 69880645

約数列:

[1, 5, 23, 25, 43, 115, 215, 575, 989, 1075, 4945, 8719, 24725, 43595, 200537, 217975, 374917, 1002685, 1874585, 5013425, 8623091, 9372925, 43115455, 215577275]

約数ペア:

[(1, 215577275), (5, 43115455), (23, 9372925), (25, 8623091), (43, 5013425), (115, 1874585), (215, 1002685), (575, 374917), (989, 217975), (1075, 200537), (4945, 43595), (8719, 24725)]