84663280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:794

約数の個数: 80

約数和(自身を含む): 213986304

約数和(自身を除く): 129323024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 641, 1016, 1040, 1270, 1282, 1651, 2032, 2540, 2564, 3205, 3302, 5080, 5128, 6410, 6604, 8255, 8333, 10160, 10256, 12820, 13208, 16510, 16666, 25640, 26416, 33020, 33332, 41665, 51280, 66040, 66664, 81407, 83330, 132080, 133328, 162814, 166660, 325628, 333320, 407035, 651256, 666640, 814070, 1058291, 1302512, 1628140, 2116582, 3256280, 4233164, 5291455, 6512560, 8466328, 10582910, 16932656, 21165820, 42331640, 84663280]

約数ペア:

[(1, 84663280), (2, 42331640), (4, 21165820), (5, 16932656), (8, 10582910), (10, 8466328), (13, 6512560), (16, 5291455), (20, 4233164), (26, 3256280), (40, 2116582), (52, 1628140), (65, 1302512), (80, 1058291), (104, 814070), (127, 666640), (130, 651256), (208, 407035), (254, 333320), (260, 325628), (508, 166660), (520, 162814), (635, 133328), (641, 132080), (1016, 83330), (1040, 81407), (1270, 66664), (1282, 66040), (1651, 51280), (2032, 41665), (2540, 33332), (2564, 33020), (3205, 26416), (3302, 25640), (5080, 16666), (5128, 16510), (6410, 13208), (6604, 12820), (8255, 10256), (8333, 10160)]