289706050

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1243

約数の個数: 48

約数和(自身を含む): 556250112

約数和(自身を除く): 266544062

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 127, 215, 254, 430, 635, 1061, 1075, 1270, 2122, 2150, 3175, 5305, 5461, 6350, 10610, 10922, 26525, 27305, 45623, 53050, 54610, 91246, 134747, 136525, 228115, 269494, 273050, 456230, 673735, 1140575, 1347470, 2281150, 3368675, 5794121, 6737350, 11588242, 28970605, 57941210, 144853025, 289706050]

約数ペア:

[(1, 289706050), (2, 144853025), (5, 57941210), (10, 28970605), (25, 11588242), (43, 6737350), (50, 5794121), (86, 3368675), (127, 2281150), (215, 1347470), (254, 1140575), (430, 673735), (635, 456230), (1061, 273050), (1075, 269494), (1270, 228115), (2122, 136525), (2150, 134747), (3175, 91246), (5305, 54610), (5461, 53050), (6350, 45623), (10610, 27305), (10922, 26525)]