8144200

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 19396080

約数和(自身を除く): 11251880

約数列:

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

約数ペア:

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