128665088

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{3181}}^1$

素因数の和:3278

約数の個数: 40

約数和(自身を含む): 260414880

約数和(自身を除く): 131749792

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 512, 632, 1264, 2528, 3181, 5056, 6362, 10112, 12724, 20224, 25448, 40448, 50896, 101792, 203584, 251299, 407168, 502598, 814336, 1005196, 1628672, 2010392, 4020784, 8041568, 16083136, 32166272, 64332544, 128665088]

約数ペア:

[(1, 128665088), (2, 64332544), (4, 32166272), (8, 16083136), (16, 8041568), (32, 4020784), (64, 2010392), (79, 1628672), (128, 1005196), (158, 814336), (256, 502598), (316, 407168), (512, 251299), (632, 203584), (1264, 101792), (2528, 50896), (3181, 40448), (5056, 25448), (6362, 20224), (10112, 12724)]