57543280

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6599}}^1$

素因数の和:6721

約数の個数: 40

約数和(自身を含む): 135036000

約数和(自身を除く): 77492720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 6599, 8720, 13198, 26396, 32995, 52792, 65990, 105584, 131980, 263960, 527920, 719291, 1438582, 2877164, 3596455, 5754328, 7192910, 11508656, 14385820, 28771640, 57543280]

約数ペア:

[(1, 57543280), (2, 28771640), (4, 14385820), (5, 11508656), (8, 7192910), (10, 5754328), (16, 3596455), (20, 2877164), (40, 1438582), (80, 719291), (109, 527920), (218, 263960), (436, 131980), (545, 105584), (872, 65990), (1090, 52792), (1744, 32995), (2180, 26396), (4360, 13198), (6599, 8720)]