155438025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{359}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 269982720

約数和(自身を除く): 114544695

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 251, 345, 359, 575, 753, 1077, 1255, 1725, 1795, 3765, 5385, 5773, 6275, 8257, 8975, 17319, 18825, 24771, 26925, 28865, 41285, 86595, 90109, 123855, 144325, 206425, 270327, 432975, 450545, 619275, 1351635, 2072507, 2252725, 6217521, 6758175, 10362535, 31087605, 51812675, 155438025]

約数ペア:

[(1, 155438025), (3, 51812675), (5, 31087605), (15, 10362535), (23, 6758175), (25, 6217521), (69, 2252725), (75, 2072507), (115, 1351635), (251, 619275), (345, 450545), (359, 432975), (575, 270327), (753, 206425), (1077, 144325), (1255, 123855), (1725, 90109), (1795, 86595), (3765, 41285), (5385, 28865), (5773, 26925), (6275, 24771), (8257, 18825), (8975, 17319)]