140523905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 187971840

約数和(自身を除く): 47447935

約数列:

[1, 5, 19, 23, 73, 95, 115, 365, 437, 881, 1387, 1679, 2185, 4405, 6935, 8395, 16739, 20263, 31901, 64313, 83695, 101315, 159505, 321565, 384997, 1221947, 1479199, 1924985, 6109735, 7395995, 28104781, 140523905]

約数ペア:

[(1, 140523905), (5, 28104781), (19, 7395995), (23, 6109735), (73, 1924985), (95, 1479199), (115, 1221947), (365, 384997), (437, 321565), (881, 159505), (1387, 101315), (1679, 83695), (2185, 64313), (4405, 31901), (6935, 20263), (8395, 16739)]