55045520

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2539}}^1$

素因数の和:2823

約数の個数: 40

約数和(自身を含む): 128503680

約数和(自身を除く): 73458160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2539, 2710, 4336, 5078, 5420, 10156, 10840, 12695, 20312, 21680, 25390, 40624, 50780, 101560, 203120, 688069, 1376138, 2752276, 3440345, 5504552, 6880690, 11009104, 13761380, 27522760, 55045520]

約数ペア:

[(1, 55045520), (2, 27522760), (4, 13761380), (5, 11009104), (8, 6880690), (10, 5504552), (16, 3440345), (20, 2752276), (40, 1376138), (80, 688069), (271, 203120), (542, 101560), (1084, 50780), (1355, 40624), (2168, 25390), (2539, 21680), (2710, 20312), (4336, 12695), (5078, 10840), (5420, 10156)]