80232880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 233985024

約数和(自身を除く): 153752144

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 103, 104, 107, 112, 130, 140, 182, 206, 208, 214, 260, 280, 364, 412, 428, 455, 515, 520, 535, 560, 721, 728, 749, 824, 856, 910, 1030, 1040, 1070, 1339, 1391, 1442, 1456, 1498, 1648, 1712, 1820, 2060, 2140, 2678, 2782, 2884, 2996, 3605, 3640, 3745, 4120, 4280, 5356, 5564, 5768, 5992, 6695, 6955, 7210, 7280, 7490, 8240, 8560, 9373, 9737, 10712, 11021, 11128, 11536, 11984, 13390, 13910, 14420, 14980, 18746, 19474, 21424, 22042, 22256, 26780, 27820, 28840, 29960, 37492, 38948, 44084, 46865, 48685, 53560, 55105, 55640, 57680, 59920, 74984, 77147, 77896, 88168, 93730, 97370, 107120, 110210, 111280, 143273, 149968, 154294, 155792, 176336, 187460, 194740, 220420, 286546, 308588, 374920, 385735, 389480, 440840, 573092, 617176, 716365, 749840, 771470, 778960, 881680, 1002911, 1146184, 1234352, 1432730, 1542940, 2005822, 2292368, 2865460, 3085880, 4011644, 5014555, 5730920, 6171760, 8023288, 10029110, 11461840, 16046576, 20058220, 40116440, 80232880]

約数ペア:

[(1, 80232880), (2, 40116440), (4, 20058220), (5, 16046576), (7, 11461840), (8, 10029110), (10, 8023288), (13, 6171760), (14, 5730920), (16, 5014555), (20, 4011644), (26, 3085880), (28, 2865460), (35, 2292368), (40, 2005822), (52, 1542940), (56, 1432730), (65, 1234352), (70, 1146184), (80, 1002911), (91, 881680), (103, 778960), (104, 771470), (107, 749840), (112, 716365), (130, 617176), (140, 573092), (182, 440840), (206, 389480), (208, 385735), (214, 374920), (260, 308588), (280, 286546), (364, 220420), (412, 194740), (428, 187460), (455, 176336), (515, 155792), (520, 154294), (535, 149968), (560, 143273), (721, 111280), (728, 110210), (749, 107120), (824, 97370), (856, 93730), (910, 88168), (1030, 77896), (1040, 77147), (1070, 74984), (1339, 59920), (1391, 57680), (1442, 55640), (1456, 55105), (1498, 53560), (1648, 48685), (1712, 46865), (1820, 44084), (2060, 38948), (2140, 37492), (2678, 29960), (2782, 28840), (2884, 27820), (2996, 26780), (3605, 22256), (3640, 22042), (3745, 21424), (4120, 19474), (4280, 18746), (5356, 14980), (5564, 14420), (5768, 13910), (5992, 13390), (6695, 11984), (6955, 11536), (7210, 11128), (7280, 11021), (7490, 10712), (8240, 9737), (8560, 9373)]