80489344280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42813481}}^1$

素因数の和:42813539

約数の個数: 32

約数和(自身を含む): 184954242240

約数和(自身を除く): 104464897960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 42813481, 85626962, 171253924, 214067405, 342507848, 428134810, 856269620, 1712539240, 2012233607, 4024467214, 8048934428, 10061168035, 16097868856, 20122336070, 40244672140, 80489344280]

約数ペア:

[(1, 80489344280), (2, 40244672140), (4, 20122336070), (5, 16097868856), (8, 10061168035), (10, 8048934428), (20, 4024467214), (40, 2012233607), (47, 1712539240), (94, 856269620), (188, 428134810), (235, 342507848), (376, 214067405), (470, 171253924), (940, 85626962), (1880, 42813481)]