140180500

素因数分解:

$2^2\times 5^3\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1081

約数の個数: 48

約数和(自身を含む): 307315008

約数和(自身を除く): 167134508

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 491, 500, 571, 982, 1142, 1964, 2284, 2455, 2855, 4910, 5710, 9820, 11420, 12275, 14275, 24550, 28550, 49100, 57100, 61375, 71375, 122750, 142750, 245500, 280361, 285500, 560722, 1121444, 1401805, 2803610, 5607220, 7009025, 14018050, 28036100, 35045125, 70090250, 140180500]

約数ペア:

[(1, 140180500), (2, 70090250), (4, 35045125), (5, 28036100), (10, 14018050), (20, 7009025), (25, 5607220), (50, 2803610), (100, 1401805), (125, 1121444), (250, 560722), (491, 285500), (500, 280361), (571, 245500), (982, 142750), (1142, 122750), (1964, 71375), (2284, 61375), (2455, 57100), (2855, 49100), (4910, 28550), (5710, 24550), (9820, 14275), (11420, 12275)]