51793720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2296

約数の個数: 64

約数和(自身を含む): 129587040

約数和(自身を除く): 77793320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 1060, 1166, 2120, 2221, 2332, 2915, 4442, 4664, 5830, 8884, 11105, 11660, 17768, 22210, 23320, 24431, 44420, 48862, 88840, 97724, 117713, 122155, 195448, 235426, 244310, 470852, 488620, 588565, 941704, 977240, 1177130, 1294843, 2354260, 2589686, 4708520, 5179372, 6474215, 10358744, 12948430, 25896860, 51793720]

約数ペア:

[(1, 51793720), (2, 25896860), (4, 12948430), (5, 10358744), (8, 6474215), (10, 5179372), (11, 4708520), (20, 2589686), (22, 2354260), (40, 1294843), (44, 1177130), (53, 977240), (55, 941704), (88, 588565), (106, 488620), (110, 470852), (212, 244310), (220, 235426), (265, 195448), (424, 122155), (440, 117713), (530, 97724), (583, 88840), (1060, 48862), (1166, 44420), (2120, 24431), (2221, 23320), (2332, 22210), (2915, 17768), (4442, 11660), (4664, 11105), (5830, 8884)]