80740828

素因数分解:

$2^2\times 7^5\times {\mathrm{1201}}^1$

素因数の和:1240

約数の個数: 36

約数和(自身を含む): 164981712

約数和(自身を除く): 84240884

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1201, 1372, 2401, 2402, 4802, 4804, 8407, 9604, 16807, 16814, 33614, 33628, 58849, 67228, 117698, 235396, 411943, 823886, 1647772, 2883601, 5767202, 11534404, 20185207, 40370414, 80740828]

約数ペア:

[(1, 80740828), (2, 40370414), (4, 20185207), (7, 11534404), (14, 5767202), (28, 2883601), (49, 1647772), (98, 823886), (196, 411943), (343, 235396), (686, 117698), (1201, 67228), (1372, 58849), (2401, 33628), (2402, 33614), (4802, 16814), (4804, 16807), (8407, 9604)]