205124840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{96757}}^1$

素因数の和:96821

約数の個数: 32

約数和(自身を含む): 470243880

約数和(自身を除く): 265119040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 96757, 193514, 387028, 483785, 774056, 967570, 1935140, 3870280, 5128121, 10256242, 20512484, 25640605, 41024968, 51281210, 102562420, 205124840]

約数ペア:

[(1, 205124840), (2, 102562420), (4, 51281210), (5, 41024968), (8, 25640605), (10, 20512484), (20, 10256242), (40, 5128121), (53, 3870280), (106, 1935140), (212, 967570), (265, 774056), (424, 483785), (530, 387028), (1060, 193514), (2120, 96757)]