81500016

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 228179840

約数和(自身を除く): 146679824

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 211, 312, 422, 619, 624, 633, 844, 1238, 1266, 1688, 1857, 2476, 2532, 2743, 3376, 3714, 4952, 5064, 5486, 7428, 8047, 8229, 9904, 10128, 10972, 14856, 16094, 16458, 21944, 24141, 29712, 32188, 32916, 43888, 48282, 64376, 65832, 96564, 128752, 130609, 131664, 193128, 261218, 386256, 391827, 522436, 783654, 1044872, 1567308, 1697917, 2089744, 3134616, 3395834, 5093751, 6269232, 6791668, 10187502, 13583336, 20375004, 27166672, 40750008, 81500016]

約数ペア:

[(1, 81500016), (2, 40750008), (3, 27166672), (4, 20375004), (6, 13583336), (8, 10187502), (12, 6791668), (13, 6269232), (16, 5093751), (24, 3395834), (26, 3134616), (39, 2089744), (48, 1697917), (52, 1567308), (78, 1044872), (104, 783654), (156, 522436), (208, 391827), (211, 386256), (312, 261218), (422, 193128), (619, 131664), (624, 130609), (633, 128752), (844, 96564), (1238, 65832), (1266, 64376), (1688, 48282), (1857, 43888), (2476, 32916), (2532, 32188), (2743, 29712), (3376, 24141), (3714, 21944), (4952, 16458), (5064, 16094), (5486, 14856), (7428, 10972), (8047, 10128), (8229, 9904)]