78641095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1795

約数の個数: 32

約数和(自身を含む): 109932480

約数和(自身を除く): 31291385

約数列:

[1, 5, 13, 19, 37, 65, 95, 185, 247, 481, 703, 1235, 1721, 2405, 3515, 8605, 9139, 22373, 32699, 45695, 63677, 111865, 163495, 318385, 425087, 827801, 1209863, 2125435, 4139005, 6049315, 15728219, 78641095]

約数ペア:

[(1, 78641095), (5, 15728219), (13, 6049315), (19, 4139005), (37, 2125435), (65, 1209863), (95, 827801), (185, 425087), (247, 318385), (481, 163495), (703, 111865), (1235, 63677), (1721, 45695), (2405, 32699), (3515, 22373), (8605, 9139)]