1075000

素因数分解:

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

素因数の和:74

約数の個数: 48

約数和(自身を含む): 2577960

約数和(自身を除く): 1502960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 125, 172, 200, 215, 250, 344, 430, 500, 625, 860, 1000, 1075, 1250, 1720, 2150, 2500, 3125, 4300, 5000, 5375, 6250, 8600, 10750, 12500, 21500, 25000, 26875, 43000, 53750, 107500, 134375, 215000, 268750, 537500, 1075000]

約数ペア:

[(1, 1075000), (2, 537500), (4, 268750), (5, 215000), (8, 134375), (10, 107500), (20, 53750), (25, 43000), (40, 26875), (43, 25000), (50, 21500), (86, 12500), (100, 10750), (125, 8600), (172, 6250), (200, 5375), (215, 5000), (250, 4300), (344, 3125), (430, 2500), (500, 2150), (625, 1720), (860, 1250), (1000, 1075)]