65703040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 173502000

約数和(自身を除く): 107798960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 128, 130, 149, 160, 208, 212, 260, 265, 298, 320, 416, 424, 520, 530, 596, 640, 689, 745, 832, 848, 1040, 1060, 1192, 1378, 1490, 1664, 1696, 1937, 2080, 2120, 2384, 2756, 2980, 3392, 3445, 3874, 4160, 4240, 4768, 5512, 5960, 6784, 6890, 7748, 7897, 8320, 8480, 9536, 9685, 11024, 11920, 13780, 15496, 15794, 16960, 19072, 19370, 22048, 23840, 27560, 30992, 31588, 33920, 38740, 39485, 44096, 47680, 55120, 61984, 63176, 77480, 78970, 88192, 95360, 102661, 110240, 123968, 126352, 154960, 157940, 205322, 220480, 247936, 252704, 309920, 315880, 410644, 440960, 505408, 513305, 619840, 631760, 821288, 1010816, 1026610, 1239680, 1263520, 1642576, 2053220, 2527040, 3285152, 4106440, 5054080, 6570304, 8212880, 13140608, 16425760, 32851520, 65703040]

約数ペア:

[(1, 65703040), (2, 32851520), (4, 16425760), (5, 13140608), (8, 8212880), (10, 6570304), (13, 5054080), (16, 4106440), (20, 3285152), (26, 2527040), (32, 2053220), (40, 1642576), (52, 1263520), (53, 1239680), (64, 1026610), (65, 1010816), (80, 821288), (104, 631760), (106, 619840), (128, 513305), (130, 505408), (149, 440960), (160, 410644), (208, 315880), (212, 309920), (260, 252704), (265, 247936), (298, 220480), (320, 205322), (416, 157940), (424, 154960), (520, 126352), (530, 123968), (596, 110240), (640, 102661), (689, 95360), (745, 88192), (832, 78970), (848, 77480), (1040, 63176), (1060, 61984), (1192, 55120), (1378, 47680), (1490, 44096), (1664, 39485), (1696, 38740), (1937, 33920), (2080, 31588), (2120, 30992), (2384, 27560), (2756, 23840), (2980, 22048), (3392, 19370), (3445, 19072), (3874, 16960), (4160, 15794), (4240, 15496), (4768, 13780), (5512, 11920), (5960, 11024), (6784, 9685), (6890, 9536), (7748, 8480), (7897, 8320)]