80123080

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14621}}^1$

素因数の和:14769

約数の個数: 32

約数和(自身を含む): 181605240

約数和(自身を除く): 101482160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 14621, 29242, 58484, 73105, 116968, 146210, 292420, 584840, 2003077, 4006154, 8012308, 10015385, 16024616, 20030770, 40061540, 80123080]

約数ペア:

[(1, 80123080), (2, 40061540), (4, 20030770), (5, 16024616), (8, 10015385), (10, 8012308), (20, 4006154), (40, 2003077), (137, 584840), (274, 292420), (548, 146210), (685, 116968), (1096, 73105), (1370, 58484), (2740, 29242), (5480, 14621)]