55774760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 74862040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 479, 568, 710, 820, 958, 1420, 1640, 1916, 2395, 2840, 2911, 3832, 4790, 5822, 9580, 11644, 14555, 19160, 19639, 23288, 29110, 34009, 39278, 58220, 68018, 78556, 98195, 116440, 136036, 157112, 170045, 196390, 272072, 340090, 392780, 680180, 785560, 1360360, 1394369, 2788738, 5577476, 6971845, 11154952, 13943690, 27887380, 55774760]

約数ペア:

[(1, 55774760), (2, 27887380), (4, 13943690), (5, 11154952), (8, 6971845), (10, 5577476), (20, 2788738), (40, 1394369), (41, 1360360), (71, 785560), (82, 680180), (142, 392780), (164, 340090), (205, 272072), (284, 196390), (328, 170045), (355, 157112), (410, 136036), (479, 116440), (568, 98195), (710, 78556), (820, 68018), (958, 58220), (1420, 39278), (1640, 34009), (1916, 29110), (2395, 23288), (2840, 19639), (2911, 19160), (3832, 14555), (4790, 11644), (5822, 9580)]