16288400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1008

約数の個数: 60

約数和(自身を含む): 40085232

約数和(自身を除く): 23796832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 947, 1075, 1720, 1894, 2150, 3440, 3788, 4300, 4735, 7576, 8600, 9470, 15152, 17200, 18940, 23675, 37880, 40721, 47350, 75760, 81442, 94700, 162884, 189400, 203605, 325768, 378800, 407210, 651536, 814420, 1018025, 1628840, 2036050, 3257680, 4072100, 8144200, 16288400]

約数ペア:

[(1, 16288400), (2, 8144200), (4, 4072100), (5, 3257680), (8, 2036050), (10, 1628840), (16, 1018025), (20, 814420), (25, 651536), (40, 407210), (43, 378800), (50, 325768), (80, 203605), (86, 189400), (100, 162884), (172, 94700), (200, 81442), (215, 75760), (344, 47350), (400, 40721), (430, 37880), (688, 23675), (860, 18940), (947, 17200), (1075, 15152), (1720, 9470), (1894, 8600), (2150, 7576), (3440, 4735), (3788, 4300)]