69378910

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:600

約数の個数: 32

約数和(自身を含む): 126935424

約数和(自身を除く): 57556514

約数列:

[1, 2, 5, 10, 131, 211, 251, 262, 422, 502, 655, 1055, 1255, 1310, 2110, 2510, 27641, 32881, 52961, 55282, 65762, 105922, 138205, 164405, 264805, 276410, 328810, 529610, 6937891, 13875782, 34689455, 69378910]

約数ペア:

[(1, 69378910), (2, 34689455), (5, 13875782), (10, 6937891), (131, 529610), (211, 328810), (251, 276410), (262, 264805), (422, 164405), (502, 138205), (655, 105922), (1055, 65762), (1255, 55282), (1310, 52961), (2110, 32881), (2510, 27641)]