65000320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1319}}^1$

素因数の和:1356

約数の個数: 128

約数和(自身を含む): 193881600

約数和(自身を除く): 128881280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1319, 1408, 1540, 1760, 2240, 2464, 2638, 3080, 3520, 4480, 4928, 5276, 6160, 6595, 7040, 9233, 9856, 10552, 12320, 13190, 14509, 18466, 21104, 24640, 26380, 29018, 36932, 42208, 46165, 49280, 52760, 58036, 72545, 73864, 84416, 92330, 101563, 105520, 116072, 145090, 147728, 168832, 184660, 203126, 211040, 232144, 290180, 295456, 369320, 406252, 422080, 464288, 507815, 580360, 590912, 738640, 812504, 844160, 928576, 1015630, 1160720, 1181824, 1477280, 1625008, 1857152, 2031260, 2321440, 2954560, 3250016, 4062520, 4642880, 5909120, 6500032, 8125040, 9285760, 13000064, 16250080, 32500160, 65000320]

約数ペア:

[(1, 65000320), (2, 32500160), (4, 16250080), (5, 13000064), (7, 9285760), (8, 8125040), (10, 6500032), (11, 5909120), (14, 4642880), (16, 4062520), (20, 3250016), (22, 2954560), (28, 2321440), (32, 2031260), (35, 1857152), (40, 1625008), (44, 1477280), (55, 1181824), (56, 1160720), (64, 1015630), (70, 928576), (77, 844160), (80, 812504), (88, 738640), (110, 590912), (112, 580360), (128, 507815), (140, 464288), (154, 422080), (160, 406252), (176, 369320), (220, 295456), (224, 290180), (280, 232144), (308, 211040), (320, 203126), (352, 184660), (385, 168832), (440, 147728), (448, 145090), (560, 116072), (616, 105520), (640, 101563), (704, 92330), (770, 84416), (880, 73864), (896, 72545), (1120, 58036), (1232, 52760), (1319, 49280), (1408, 46165), (1540, 42208), (1760, 36932), (2240, 29018), (2464, 26380), (2638, 24640), (3080, 21104), (3520, 18466), (4480, 14509), (4928, 13190), (5276, 12320), (6160, 10552), (6595, 9856), (7040, 9233)]