82152620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1453}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 189066528

約数和(自身を除く): 106913908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 1028, 1285, 1453, 2570, 2827, 2906, 5140, 5654, 5812, 7265, 11308, 14135, 14530, 15983, 28270, 29060, 31966, 56540, 63932, 79915, 159830, 319660, 373421, 746842, 1493684, 1867105, 3734210, 4107631, 7468420, 8215262, 16430524, 20538155, 41076310, 82152620]

約数ペア:

[(1, 82152620), (2, 41076310), (4, 20538155), (5, 16430524), (10, 8215262), (11, 7468420), (20, 4107631), (22, 3734210), (44, 1867105), (55, 1493684), (110, 746842), (220, 373421), (257, 319660), (514, 159830), (1028, 79915), (1285, 63932), (1453, 56540), (2570, 31966), (2827, 29060), (2906, 28270), (5140, 15983), (5654, 14530), (5812, 14135), (7265, 11308)]