160420784

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{643}}^1$

素因数の和:1185

約数の個数: 40

約数和(自身を含む): 321979392

約数和(自身を除く): 161558608

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 503, 643, 1006, 1286, 2012, 2572, 4024, 5144, 8048, 10288, 15593, 19933, 31186, 39866, 62372, 79732, 124744, 159464, 249488, 318928, 323429, 646858, 1293716, 2587432, 5174864, 10026299, 20052598, 40105196, 80210392, 160420784]

約数ペア:

[(1, 160420784), (2, 80210392), (4, 40105196), (8, 20052598), (16, 10026299), (31, 5174864), (62, 2587432), (124, 1293716), (248, 646858), (496, 323429), (503, 318928), (643, 249488), (1006, 159464), (1286, 124744), (2012, 79732), (2572, 62372), (4024, 39866), (5144, 31186), (8048, 19933), (10288, 15593)]