64725760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4597}}^1$

素因数の和:4629

約数の個数: 72

約数和(自身を含む): 169169616

約数和(自身を除く): 104443856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 4597, 7040, 9194, 14080, 18388, 22985, 36776, 45970, 50567, 73552, 91940, 101134, 147104, 183880, 202268, 252835, 294208, 367760, 404536, 505670, 588416, 735520, 809072, 1011340, 1176832, 1471040, 1618144, 2022680, 2942080, 3236288, 4045360, 5884160, 6472576, 8090720, 12945152, 16181440, 32362880, 64725760]

約数ペア:

[(1, 64725760), (2, 32362880), (4, 16181440), (5, 12945152), (8, 8090720), (10, 6472576), (11, 5884160), (16, 4045360), (20, 3236288), (22, 2942080), (32, 2022680), (40, 1618144), (44, 1471040), (55, 1176832), (64, 1011340), (80, 809072), (88, 735520), (110, 588416), (128, 505670), (160, 404536), (176, 367760), (220, 294208), (256, 252835), (320, 202268), (352, 183880), (440, 147104), (640, 101134), (704, 91940), (880, 73552), (1280, 50567), (1408, 45970), (1760, 36776), (2816, 22985), (3520, 18388), (4597, 14080), (7040, 9194)]