54899075

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 90708480

約数和(自身を除く): 35809405

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 79, 95, 133, 175, 209, 275, 361, 385, 395, 475, 553, 665, 869, 1045, 1463, 1501, 1805, 1925, 1975, 2527, 2765, 3325, 3971, 4345, 5225, 6083, 7315, 7505, 9025, 10507, 12635, 13825, 16511, 19855, 21725, 27797, 28519, 30415, 36575, 37525, 52535, 63175, 82555, 99275, 115577, 138985, 142595, 152075, 199633, 262675, 313709, 412775, 577885, 694925, 712975, 998165, 1568545, 2195963, 2889425, 4990825, 7842725, 10979815, 54899075]

約数ペア:

[(1, 54899075), (5, 10979815), (7, 7842725), (11, 4990825), (19, 2889425), (25, 2195963), (35, 1568545), (55, 998165), (77, 712975), (79, 694925), (95, 577885), (133, 412775), (175, 313709), (209, 262675), (275, 199633), (361, 152075), (385, 142595), (395, 138985), (475, 115577), (553, 99275), (665, 82555), (869, 63175), (1045, 52535), (1463, 37525), (1501, 36575), (1805, 30415), (1925, 28519), (1975, 27797), (2527, 21725), (2765, 19855), (3325, 16511), (3971, 13825), (4345, 12635), (5225, 10507), (6083, 9025), (7315, 7505)]