5218348720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{39509}}^1$

素因数の和:39662

約数の個数: 80

約数和(自身を含む): 13169157120

約数和(自身を除く): 7950808400

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, 1016, 1040, 1270, 1651, 2032, 2540, 3302, 5080, 6604, 8255, 10160, 13208, 16510, 26416, 33020, 39509, 66040, 79018, 132080, 158036, 197545, 316072, 395090, 513617, 632144, 790180, 1027234, 1580360, 2054468, 2568085, 3160720, 4108936, 5017643, 5136170, 8217872, 10035286, 10272340, 20070572, 20544680, 25088215, 40141144, 41089360, 50176430, 65229359, 80282288, 100352860, 130458718, 200705720, 260917436, 326146795, 401411440, 521834872, 652293590, 1043669744, 1304587180, 2609174360, 5218348720]

約数ペア:

[(1, 5218348720), (2, 2609174360), (4, 1304587180), (5, 1043669744), (8, 652293590), (10, 521834872), (13, 401411440), (16, 326146795), (20, 260917436), (26, 200705720), (40, 130458718), (52, 100352860), (65, 80282288), (80, 65229359), (104, 50176430), (127, 41089360), (130, 40141144), (208, 25088215), (254, 20544680), (260, 20070572), (508, 10272340), (520, 10035286), (635, 8217872), (1016, 5136170), (1040, 5017643), (1270, 4108936), (1651, 3160720), (2032, 2568085), (2540, 2054468), (3302, 1580360), (5080, 1027234), (6604, 790180), (8255, 632144), (10160, 513617), (13208, 395090), (16510, 316072), (26416, 197545), (33020, 158036), (39509, 132080), (66040, 79018)]