638762624

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12763}}^1$

素因数の和:12817

約数の個数: 64

約数和(自身を含む): 1406082240

約数和(自身を除く): 767319616

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 128, 136, 184, 272, 368, 391, 544, 736, 782, 1088, 1472, 1564, 2176, 2944, 3128, 6256, 12512, 12763, 25024, 25526, 50048, 51052, 102104, 204208, 216971, 293549, 408416, 433942, 587098, 816832, 867884, 1174196, 1633664, 1735768, 2348392, 3471536, 4696784, 4990333, 6943072, 9393568, 9980666, 13886144, 18787136, 19961332, 27772288, 37574272, 39922664, 79845328, 159690656, 319381312, 638762624]

約数ペア:

[(1, 638762624), (2, 319381312), (4, 159690656), (8, 79845328), (16, 39922664), (17, 37574272), (23, 27772288), (32, 19961332), (34, 18787136), (46, 13886144), (64, 9980666), (68, 9393568), (92, 6943072), (128, 4990333), (136, 4696784), (184, 3471536), (272, 2348392), (368, 1735768), (391, 1633664), (544, 1174196), (736, 867884), (782, 816832), (1088, 587098), (1472, 433942), (1564, 408416), (2176, 293549), (2944, 216971), (3128, 204208), (6256, 102104), (12512, 51052), (12763, 50048), (25024, 25526)]