68239768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{7489}}^1$

素因数の和:7579

約数の個数: 32

約数和(自身を含む): 137516400

約数和(自身を除く): 69276632

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 2278, 4556, 7489, 9112, 14978, 29956, 59912, 127313, 254626, 501763, 509252, 1003526, 1018504, 2007052, 4014104, 8529971, 17059942, 34119884, 68239768]

約数ペア:

[(1, 68239768), (2, 34119884), (4, 17059942), (8, 8529971), (17, 4014104), (34, 2007052), (67, 1018504), (68, 1003526), (134, 509252), (136, 501763), (268, 254626), (536, 127313), (1139, 59912), (2278, 29956), (4556, 14978), (7489, 9112)]