87791360

素因数分解:

$2^8\times 5^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 212584176

約数和(自身を除く): 124792816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 428, 535, 640, 641, 856, 1070, 1280, 1282, 1712, 2140, 2564, 3205, 3424, 4280, 5128, 6410, 6848, 8560, 10256, 12820, 13696, 17120, 20512, 25640, 27392, 34240, 41024, 51280, 68480, 68587, 82048, 102560, 136960, 137174, 164096, 205120, 274348, 342935, 410240, 548696, 685870, 820480, 1097392, 1371740, 2194784, 2743480, 4389568, 5486960, 8779136, 10973920, 17558272, 21947840, 43895680, 87791360]

約数ペア:

[(1, 87791360), (2, 43895680), (4, 21947840), (5, 17558272), (8, 10973920), (10, 8779136), (16, 5486960), (20, 4389568), (32, 2743480), (40, 2194784), (64, 1371740), (80, 1097392), (107, 820480), (128, 685870), (160, 548696), (214, 410240), (256, 342935), (320, 274348), (428, 205120), (535, 164096), (640, 137174), (641, 136960), (856, 102560), (1070, 82048), (1280, 68587), (1282, 68480), (1712, 51280), (2140, 41024), (2564, 34240), (3205, 27392), (3424, 25640), (4280, 20512), (5128, 17120), (6410, 13696), (6848, 12820), (8560, 10256)]