90857050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1621}}^1$

素因数の和:1711

約数の個数: 48

約数和(自身を含む): 181015200

約数和(自身を除く): 90158150

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 59, 95, 118, 190, 295, 475, 590, 950, 1121, 1475, 1621, 2242, 2950, 3242, 5605, 8105, 11210, 16210, 28025, 30799, 40525, 56050, 61598, 81050, 95639, 153995, 191278, 307990, 478195, 769975, 956390, 1539950, 1817141, 2390975, 3634282, 4781950, 9085705, 18171410, 45428525, 90857050]

約数ペア:

[(1, 90857050), (2, 45428525), (5, 18171410), (10, 9085705), (19, 4781950), (25, 3634282), (38, 2390975), (50, 1817141), (59, 1539950), (95, 956390), (118, 769975), (190, 478195), (295, 307990), (475, 191278), (590, 153995), (950, 95639), (1121, 81050), (1475, 61598), (1621, 56050), (2242, 40525), (2950, 30799), (3242, 28025), (5605, 16210), (8105, 11210)]