56167280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1098

約数の個数: 80

約数和(自身を含む): 143428320

約数和(自身を除く): 87261040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1019, 1040, 1060, 1378, 2038, 2120, 2756, 3445, 4076, 4240, 5095, 5512, 6890, 8152, 10190, 11024, 13247, 13780, 16304, 20380, 26494, 27560, 40760, 52988, 54007, 55120, 66235, 81520, 105976, 108014, 132470, 211952, 216028, 264940, 270035, 432056, 529880, 540070, 702091, 864112, 1059760, 1080140, 1404182, 2160280, 2808364, 3510455, 4320560, 5616728, 7020910, 11233456, 14041820, 28083640, 56167280]

約数ペア:

[(1, 56167280), (2, 28083640), (4, 14041820), (5, 11233456), (8, 7020910), (10, 5616728), (13, 4320560), (16, 3510455), (20, 2808364), (26, 2160280), (40, 1404182), (52, 1080140), (53, 1059760), (65, 864112), (80, 702091), (104, 540070), (106, 529880), (130, 432056), (208, 270035), (212, 264940), (260, 216028), (265, 211952), (424, 132470), (520, 108014), (530, 105976), (689, 81520), (848, 66235), (1019, 55120), (1040, 54007), (1060, 52988), (1378, 40760), (2038, 27560), (2120, 26494), (2756, 20380), (3445, 16304), (4076, 13780), (4240, 13247), (5095, 11024), (5512, 10190), (6890, 8152)]