80256512

素因数分解:

$2^9\times 7^3\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 187413600

約数和(自身を除く): 107157088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 457, 512, 686, 784, 896, 914, 1372, 1568, 1792, 1828, 2744, 3136, 3199, 3584, 3656, 5488, 6272, 6398, 7312, 10976, 12544, 12796, 14624, 21952, 22393, 25088, 25592, 29248, 43904, 44786, 51184, 58496, 87808, 89572, 102368, 116992, 156751, 175616, 179144, 204736, 233984, 313502, 358288, 409472, 627004, 716576, 818944, 1254008, 1433152, 1637888, 2508016, 2866304, 5016032, 5732608, 10032064, 11465216, 20064128, 40128256, 80256512]

約数ペア:

[(1, 80256512), (2, 40128256), (4, 20064128), (7, 11465216), (8, 10032064), (14, 5732608), (16, 5016032), (28, 2866304), (32, 2508016), (49, 1637888), (56, 1433152), (64, 1254008), (98, 818944), (112, 716576), (128, 627004), (196, 409472), (224, 358288), (256, 313502), (343, 233984), (392, 204736), (448, 179144), (457, 175616), (512, 156751), (686, 116992), (784, 102368), (896, 89572), (914, 87808), (1372, 58496), (1568, 51184), (1792, 44786), (1828, 43904), (2744, 29248), (3136, 25592), (3199, 25088), (3584, 22393), (3656, 21952), (5488, 14624), (6272, 12796), (6398, 12544), (7312, 10976)]