81435200

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:701

約数の個数: 168

約数和(自身を含む): 250204224

約数和(自身を除く): 168769024

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 80, 88, 100, 110, 112, 140, 154, 160, 175, 176, 200, 220, 224, 275, 280, 308, 320, 350, 352, 385, 400, 440, 448, 550, 560, 616, 661, 700, 704, 770, 800, 880, 1100, 1120, 1232, 1322, 1400, 1540, 1600, 1760, 1925, 2200, 2240, 2464, 2644, 2800, 3080, 3305, 3520, 3850, 4400, 4627, 4928, 5288, 5600, 6160, 6610, 7271, 7700, 8800, 9254, 10576, 11200, 12320, 13220, 14542, 15400, 16525, 17600, 18508, 21152, 23135, 24640, 26440, 29084, 30800, 33050, 36355, 37016, 42304, 46270, 50897, 52880, 58168, 61600, 66100, 72710, 74032, 92540, 101794, 105760, 115675, 116336, 123200, 132200, 145420, 148064, 181775, 185080, 203588, 211520, 231350, 232672, 254485, 264400, 290840, 296128, 363550, 370160, 407176, 462700, 465344, 508970, 528800, 581680, 727100, 740320, 814352, 925400, 1017940, 1057600, 1163360, 1272425, 1454200, 1480640, 1628704, 1850800, 2035880, 2326720, 2544850, 2908400, 3257408, 3701600, 4071760, 5089700, 5816800, 7403200, 8143520, 10179400, 11633600, 16287040, 20358800, 40717600, 81435200]

約数ペア:

[(1, 81435200), (2, 40717600), (4, 20358800), (5, 16287040), (7, 11633600), (8, 10179400), (10, 8143520), (11, 7403200), (14, 5816800), (16, 5089700), (20, 4071760), (22, 3701600), (25, 3257408), (28, 2908400), (32, 2544850), (35, 2326720), (40, 2035880), (44, 1850800), (50, 1628704), (55, 1480640), (56, 1454200), (64, 1272425), (70, 1163360), (77, 1057600), (80, 1017940), (88, 925400), (100, 814352), (110, 740320), (112, 727100), (140, 581680), (154, 528800), (160, 508970), (175, 465344), (176, 462700), (200, 407176), (220, 370160), (224, 363550), (275, 296128), (280, 290840), (308, 264400), (320, 254485), (350, 232672), (352, 231350), (385, 211520), (400, 203588), (440, 185080), (448, 181775), (550, 148064), (560, 145420), (616, 132200), (661, 123200), (700, 116336), (704, 115675), (770, 105760), (800, 101794), (880, 92540), (1100, 74032), (1120, 72710), (1232, 66100), (1322, 61600), (1400, 58168), (1540, 52880), (1600, 50897), (1760, 46270), (1925, 42304), (2200, 37016), (2240, 36355), (2464, 33050), (2644, 30800), (2800, 29084), (3080, 26440), (3305, 24640), (3520, 23135), (3850, 21152), (4400, 18508), (4627, 17600), (4928, 16525), (5288, 15400), (5600, 14542), (6160, 13220), (6610, 12320), (7271, 11200), (7700, 10576), (8800, 9254)]