82007680

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1321}}^1$

素因数の和:1437

約数の個数: 64

約数和(自身を含む): 198220680

約数和(自身を除く): 116213000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 970, 1321, 1552, 1940, 2642, 3104, 3880, 5284, 6208, 6605, 7760, 10568, 12416, 13210, 15520, 21136, 26420, 31040, 42272, 52840, 62080, 84544, 105680, 128137, 169088, 211360, 256274, 422720, 512548, 640685, 845440, 1025096, 1281370, 2050192, 2562740, 4100384, 5125480, 8200768, 10250960, 16401536, 20501920, 41003840, 82007680]

約数ペア:

[(1, 82007680), (2, 41003840), (4, 20501920), (5, 16401536), (8, 10250960), (10, 8200768), (16, 5125480), (20, 4100384), (32, 2562740), (40, 2050192), (64, 1281370), (80, 1025096), (97, 845440), (128, 640685), (160, 512548), (194, 422720), (320, 256274), (388, 211360), (485, 169088), (640, 128137), (776, 105680), (970, 84544), (1321, 62080), (1552, 52840), (1940, 42272), (2642, 31040), (3104, 26420), (3880, 21136), (5284, 15520), (6208, 13210), (6605, 12416), (7760, 10568)]