55906720

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4423}}^1$

素因数の和:4517

約数の個数: 48

約数和(自身を含む): 133781760

約数和(自身を除く): 77875040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 4423, 6320, 8846, 12640, 17692, 22115, 35384, 44230, 70768, 88460, 141536, 176920, 349417, 353840, 698834, 707680, 1397668, 1747085, 2795336, 3494170, 5590672, 6988340, 11181344, 13976680, 27953360, 55906720]

約数ペア:

[(1, 55906720), (2, 27953360), (4, 13976680), (5, 11181344), (8, 6988340), (10, 5590672), (16, 3494170), (20, 2795336), (32, 1747085), (40, 1397668), (79, 707680), (80, 698834), (158, 353840), (160, 349417), (316, 176920), (395, 141536), (632, 88460), (790, 70768), (1264, 44230), (1580, 35384), (2528, 22115), (3160, 17692), (4423, 12640), (6320, 8846)]