72103040

素因数分解:

$2^7\times 5^1\times {\mathrm{113}}^1\times {\mathrm{997}}^1$

素因数の和:1129

約数の個数: 64

約数和(自身を含む): 174071160

約数和(自身を除く): 101968120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 320, 452, 565, 640, 904, 997, 1130, 1808, 1994, 2260, 3616, 3988, 4520, 4985, 7232, 7976, 9040, 9970, 14464, 15952, 18080, 19940, 31904, 36160, 39880, 63808, 72320, 79760, 112661, 127616, 159520, 225322, 319040, 450644, 563305, 638080, 901288, 1126610, 1802576, 2253220, 3605152, 4506440, 7210304, 9012880, 14420608, 18025760, 36051520, 72103040]

約数ペア:

[(1, 72103040), (2, 36051520), (4, 18025760), (5, 14420608), (8, 9012880), (10, 7210304), (16, 4506440), (20, 3605152), (32, 2253220), (40, 1802576), (64, 1126610), (80, 901288), (113, 638080), (128, 563305), (160, 450644), (226, 319040), (320, 225322), (452, 159520), (565, 127616), (640, 112661), (904, 79760), (997, 72320), (1130, 63808), (1808, 39880), (1994, 36160), (2260, 31904), (3616, 19940), (3988, 18080), (4520, 15952), (4985, 14464), (7232, 9970), (7976, 9040)]