8256010

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 18144000

約数和(自身を除く): 9887990

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 83, 98, 145, 166, 203, 245, 290, 343, 406, 415, 490, 581, 686, 830, 1015, 1162, 1421, 1715, 2030, 2407, 2842, 2905, 3430, 4067, 4814, 5810, 7105, 8134, 9947, 12035, 14210, 16849, 19894, 20335, 24070, 28469, 33698, 40670, 49735, 56938, 84245, 99470, 117943, 142345, 168490, 235886, 284690, 589715, 825601, 1179430, 1651202, 4128005, 8256010]

約数ペア:

[(1, 8256010), (2, 4128005), (5, 1651202), (7, 1179430), (10, 825601), (14, 589715), (29, 284690), (35, 235886), (49, 168490), (58, 142345), (70, 117943), (83, 99470), (98, 84245), (145, 56938), (166, 49735), (203, 40670), (245, 33698), (290, 28469), (343, 24070), (406, 20335), (415, 19894), (490, 16849), (581, 14210), (686, 12035), (830, 9947), (1015, 8134), (1162, 7105), (1421, 5810), (1715, 4814), (2030, 4067), (2407, 3430), (2842, 2905)]