68417744

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 137610240

約数和(自身を除く): 69192496

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 271, 496, 509, 542, 1018, 1084, 2036, 2168, 4072, 4336, 8144, 8401, 15779, 16802, 31558, 33604, 63116, 67208, 126232, 134416, 137939, 252464, 275878, 551756, 1103512, 2207024, 4276109, 8552218, 17104436, 34208872, 68417744]

約数ペア:

[(1, 68417744), (2, 34208872), (4, 17104436), (8, 8552218), (16, 4276109), (31, 2207024), (62, 1103512), (124, 551756), (248, 275878), (271, 252464), (496, 137939), (509, 134416), (542, 126232), (1018, 67208), (1084, 63116), (2036, 33604), (2168, 31558), (4072, 16802), (4336, 15779), (8144, 8401)]