205706720

素因数分解:

$2^5\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1151}}^1$

素因数の和:2283

約数の個数: 48

約数和(自身を含む): 486839808

約数和(自身を除く): 281133088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1117, 1151, 2234, 2302, 4468, 4604, 5585, 5755, 8936, 9208, 11170, 11510, 17872, 18416, 22340, 23020, 35744, 36832, 44680, 46040, 89360, 92080, 178720, 184160, 1285667, 2571334, 5142668, 6428335, 10285336, 12856670, 20570672, 25713340, 41141344, 51426680, 102853360, 205706720]

約数ペア:

[(1, 205706720), (2, 102853360), (4, 51426680), (5, 41141344), (8, 25713340), (10, 20570672), (16, 12856670), (20, 10285336), (32, 6428335), (40, 5142668), (80, 2571334), (160, 1285667), (1117, 184160), (1151, 178720), (2234, 92080), (2302, 89360), (4468, 46040), (4604, 44680), (5585, 36832), (5755, 35744), (8936, 23020), (9208, 22340), (11170, 18416), (11510, 17872)]