55379840

素因数分解:

$2^7\times 5^1\times {\mathrm{86531}}^1$

素因数の和:86550

約数の個数: 32

約数和(自身を含む): 132393960

約数和(自身を除く): 77014120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 86531, 173062, 346124, 432655, 692248, 865310, 1384496, 1730620, 2768992, 3461240, 5537984, 6922480, 11075968, 13844960, 27689920, 55379840]

約数ペア:

[(1, 55379840), (2, 27689920), (4, 13844960), (5, 11075968), (8, 6922480), (10, 5537984), (16, 3461240), (20, 2768992), (32, 1730620), (40, 1384496), (64, 865310), (80, 692248), (128, 432655), (160, 346124), (320, 173062), (640, 86531)]