77735680

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5521}}^1$

素因数の和:5553

約数の個数: 72

約数和(自身を含む): 203165424

約数和(自身を除く): 125429744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 5521, 7040, 11042, 14080, 22084, 27605, 44168, 55210, 60731, 88336, 110420, 121462, 176672, 220840, 242924, 303655, 353344, 441680, 485848, 607310, 706688, 883360, 971696, 1214620, 1413376, 1766720, 1943392, 2429240, 3533440, 3886784, 4858480, 7066880, 7773568, 9716960, 15547136, 19433920, 38867840, 77735680]

約数ペア:

[(1, 77735680), (2, 38867840), (4, 19433920), (5, 15547136), (8, 9716960), (10, 7773568), (11, 7066880), (16, 4858480), (20, 3886784), (22, 3533440), (32, 2429240), (40, 1943392), (44, 1766720), (55, 1413376), (64, 1214620), (80, 971696), (88, 883360), (110, 706688), (128, 607310), (160, 485848), (176, 441680), (220, 353344), (256, 303655), (320, 242924), (352, 220840), (440, 176672), (640, 121462), (704, 110420), (880, 88336), (1280, 60731), (1408, 55210), (1760, 44168), (2816, 27605), (3520, 22084), (5521, 14080), (7040, 11042)]