55910840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 131392800

約数和(自身を除く): 75481960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 290, 307, 314, 580, 614, 628, 785, 1160, 1228, 1256, 1535, 1570, 2456, 3070, 3140, 4553, 6140, 6280, 8903, 9106, 12280, 17806, 18212, 22765, 35612, 36424, 44515, 45530, 48199, 71224, 89030, 91060, 96398, 178060, 182120, 192796, 240995, 356120, 385592, 481990, 963980, 1397771, 1927960, 2795542, 5591084, 6988855, 11182168, 13977710, 27955420, 55910840]

約数ペア:

[(1, 55910840), (2, 27955420), (4, 13977710), (5, 11182168), (8, 6988855), (10, 5591084), (20, 2795542), (29, 1927960), (40, 1397771), (58, 963980), (116, 481990), (145, 385592), (157, 356120), (232, 240995), (290, 192796), (307, 182120), (314, 178060), (580, 96398), (614, 91060), (628, 89030), (785, 71224), (1160, 48199), (1228, 45530), (1256, 44515), (1535, 36424), (1570, 35612), (2456, 22765), (3070, 18212), (3140, 17806), (4553, 12280), (6140, 9106), (6280, 8903)]