67847620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{853}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 147632688

約数和(自身を除く): 79785068

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 388, 410, 485, 820, 853, 970, 1706, 1940, 3412, 3977, 4265, 7954, 8530, 15908, 17060, 19885, 34973, 39770, 69946, 79540, 82741, 139892, 165482, 174865, 330964, 349730, 413705, 699460, 827410, 1654820, 3392381, 6784762, 13569524, 16961905, 33923810, 67847620]

約数ペア:

[(1, 67847620), (2, 33923810), (4, 16961905), (5, 13569524), (10, 6784762), (20, 3392381), (41, 1654820), (82, 827410), (97, 699460), (164, 413705), (194, 349730), (205, 330964), (388, 174865), (410, 165482), (485, 139892), (820, 82741), (853, 79540), (970, 69946), (1706, 39770), (1940, 34973), (3412, 19885), (3977, 17060), (4265, 15908), (7954, 8530)]