157852160

素因数分解:

$2^9\times 5^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:533

約数の個数: 80

約数和(自身を含む): 381611736

約数和(自身を除く): 223759576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 313, 320, 394, 512, 626, 640, 788, 985, 1252, 1280, 1565, 1576, 1970, 2504, 2560, 3130, 3152, 3940, 5008, 6260, 6304, 7880, 10016, 12520, 12608, 15760, 20032, 25040, 25216, 31520, 40064, 50080, 50432, 61661, 63040, 80128, 100160, 100864, 123322, 126080, 160256, 200320, 246644, 252160, 308305, 400640, 493288, 504320, 616610, 801280, 986576, 1233220, 1973152, 2466440, 3946304, 4932880, 7892608, 9865760, 15785216, 19731520, 31570432, 39463040, 78926080, 157852160]

約数ペア:

[(1, 157852160), (2, 78926080), (4, 39463040), (5, 31570432), (8, 19731520), (10, 15785216), (16, 9865760), (20, 7892608), (32, 4932880), (40, 3946304), (64, 2466440), (80, 1973152), (128, 1233220), (160, 986576), (197, 801280), (256, 616610), (313, 504320), (320, 493288), (394, 400640), (512, 308305), (626, 252160), (640, 246644), (788, 200320), (985, 160256), (1252, 126080), (1280, 123322), (1565, 100864), (1576, 100160), (1970, 80128), (2504, 63040), (2560, 61661), (3130, 50432), (3152, 50080), (3940, 40064), (5008, 31520), (6260, 25216), (6304, 25040), (7880, 20032), (10016, 15760), (12520, 12608)]