68768007.000000000

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{213641}}^1$

素因数の和:213665

約数の個数: 40

約数和(自身を含む): 370882512

約数和(自身を除く): 237570528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 213641, 427282, 640923, 854564, 1281846, 1709128, 2563692, 2777333, 3418256, 5127384, 5554666, 8331999, 10254768, 11109332, 16663998, 22218664, 33327996, 44437328, 66655992, 133311984]

約数ペア:

[(1, 133311984), (2, 66655992), (3, 44437328), (4, 33327996), (6, 22218664), (8, 16663998), (12, 11109332), (13, 10254768), (16, 8331999), (24, 5554666), (26, 5127384), (39, 3418256), (48, 2777333), (52, 2563692), (78, 1709128), (104, 1281846), (156, 854564), (208, 640923), (312, 427282), (624, 213641)]