249400

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 613800

約数和(自身を除く): 364400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 43, 50, 58, 86, 100, 116, 145, 172, 200, 215, 232, 290, 344, 430, 580, 725, 860, 1075, 1160, 1247, 1450, 1720, 2150, 2494, 2900, 4300, 4988, 5800, 6235, 8600, 9976, 12470, 24940, 31175, 49880, 62350, 124700, 249400]

約数ペア:

[(1, 249400), (2, 124700), (4, 62350), (5, 49880), (8, 31175), (10, 24940), (20, 12470), (25, 9976), (29, 8600), (40, 6235), (43, 5800), (50, 4988), (58, 4300), (86, 2900), (100, 2494), (116, 2150), (145, 1720), (172, 1450), (200, 1247), (215, 1160), (232, 1075), (290, 860), (344, 725), (430, 580)]