55427900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1229}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 134522640

約数和(自身を除く): 79094740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 164, 205, 220, 275, 410, 451, 550, 820, 902, 1025, 1100, 1229, 1804, 2050, 2255, 2458, 4100, 4510, 4916, 6145, 9020, 11275, 12290, 13519, 22550, 24580, 27038, 30725, 45100, 50389, 54076, 61450, 67595, 100778, 122900, 135190, 201556, 251945, 270380, 337975, 503890, 554279, 675950, 1007780, 1108558, 1259725, 1351900, 2217116, 2519450, 2771395, 5038900, 5542790, 11085580, 13856975, 27713950, 55427900]

約数ペア:

[(1, 55427900), (2, 27713950), (4, 13856975), (5, 11085580), (10, 5542790), (11, 5038900), (20, 2771395), (22, 2519450), (25, 2217116), (41, 1351900), (44, 1259725), (50, 1108558), (55, 1007780), (82, 675950), (100, 554279), (110, 503890), (164, 337975), (205, 270380), (220, 251945), (275, 201556), (410, 135190), (451, 122900), (550, 100778), (820, 67595), (902, 61450), (1025, 54076), (1100, 50389), (1229, 45100), (1804, 30725), (2050, 27038), (2255, 24580), (2458, 22550), (4100, 13519), (4510, 12290), (4916, 11275), (6145, 9020)]