27580480

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1091}}^1$

素因数の和:1187

約数の個数: 56

約数和(自身を含む): 66568320

約数和(自身を除く): 38987840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1091, 1264, 1580, 2182, 2528, 3160, 4364, 5056, 5455, 6320, 8728, 10910, 12640, 17456, 21820, 25280, 34912, 43640, 69824, 86189, 87280, 172378, 174560, 344756, 349120, 430945, 689512, 861890, 1379024, 1723780, 2758048, 3447560, 5516096, 6895120, 13790240, 27580480]

約数ペア:

[(1, 27580480), (2, 13790240), (4, 6895120), (5, 5516096), (8, 3447560), (10, 2758048), (16, 1723780), (20, 1379024), (32, 861890), (40, 689512), (64, 430945), (79, 349120), (80, 344756), (158, 174560), (160, 172378), (316, 87280), (320, 86189), (395, 69824), (632, 43640), (790, 34912), (1091, 25280), (1264, 21820), (1580, 17456), (2182, 12640), (2528, 10910), (3160, 8728), (4364, 6320), (5056, 5455)]