99351040

素因数分解:

$2^9\times 5^1\times {\mathrm{197}}^2$

素因数の和:417

約数の個数: 60

約数和(自身を含む): 239424966

約数和(自身を除く): 140073926

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 320, 394, 512, 640, 788, 985, 1280, 1576, 1970, 2560, 3152, 3940, 6304, 7880, 12608, 15760, 25216, 31520, 38809, 50432, 63040, 77618, 100864, 126080, 155236, 194045, 252160, 310472, 388090, 504320, 620944, 776180, 1241888, 1552360, 2483776, 3104720, 4967552, 6209440, 9935104, 12418880, 19870208, 24837760, 49675520, 99351040]

約数ペア:

[(1, 99351040), (2, 49675520), (4, 24837760), (5, 19870208), (8, 12418880), (10, 9935104), (16, 6209440), (20, 4967552), (32, 3104720), (40, 2483776), (64, 1552360), (80, 1241888), (128, 776180), (160, 620944), (197, 504320), (256, 388090), (320, 310472), (394, 252160), (512, 194045), (640, 155236), (788, 126080), (985, 100864), (1280, 77618), (1576, 63040), (1970, 50432), (2560, 38809), (3152, 31520), (3940, 25216), (6304, 15760), (7880, 12608)]