55391600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12589}}^1$

素因数の和:12618

約数の個数: 60

約数和(自身を含む): 145187880

約数和(自身を除く): 89796280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 12589, 25178, 50356, 62945, 100712, 125890, 138479, 201424, 251780, 276958, 314725, 503560, 553916, 629450, 692395, 1007120, 1107832, 1258900, 1384790, 2215664, 2517800, 2769580, 3461975, 5035600, 5539160, 6923950, 11078320, 13847900, 27695800, 55391600]

約数ペア:

[(1, 55391600), (2, 27695800), (4, 13847900), (5, 11078320), (8, 6923950), (10, 5539160), (11, 5035600), (16, 3461975), (20, 2769580), (22, 2517800), (25, 2215664), (40, 1384790), (44, 1258900), (50, 1107832), (55, 1007120), (80, 692395), (88, 629450), (100, 553916), (110, 503560), (176, 314725), (200, 276958), (220, 251780), (275, 201424), (400, 138479), (440, 125890), (550, 100712), (880, 62945), (1100, 50356), (2200, 25178), (4400, 12589)]