25286800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:857

約数の個数: 120

約数和(自身を含む): 75834432

約数和(自身を除く): 50547632

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 175, 176, 200, 220, 275, 280, 308, 350, 385, 400, 440, 550, 560, 616, 700, 770, 821, 880, 1100, 1232, 1400, 1540, 1642, 1925, 2200, 2800, 3080, 3284, 3850, 4105, 4400, 5747, 6160, 6568, 7700, 8210, 9031, 11494, 13136, 15400, 16420, 18062, 20525, 22988, 28735, 30800, 32840, 36124, 41050, 45155, 45976, 57470, 63217, 65680, 72248, 82100, 90310, 91952, 114940, 126434, 143675, 144496, 164200, 180620, 225775, 229880, 252868, 287350, 316085, 328400, 361240, 451550, 459760, 505736, 574700, 632170, 722480, 903100, 1011472, 1149400, 1264340, 1580425, 1806200, 2298800, 2528680, 3160850, 3612400, 5057360, 6321700, 12643400, 25286800]

約数ペア:

[(1, 25286800), (2, 12643400), (4, 6321700), (5, 5057360), (7, 3612400), (8, 3160850), (10, 2528680), (11, 2298800), (14, 1806200), (16, 1580425), (20, 1264340), (22, 1149400), (25, 1011472), (28, 903100), (35, 722480), (40, 632170), (44, 574700), (50, 505736), (55, 459760), (56, 451550), (70, 361240), (77, 328400), (80, 316085), (88, 287350), (100, 252868), (110, 229880), (112, 225775), (140, 180620), (154, 164200), (175, 144496), (176, 143675), (200, 126434), (220, 114940), (275, 91952), (280, 90310), (308, 82100), (350, 72248), (385, 65680), (400, 63217), (440, 57470), (550, 45976), (560, 45155), (616, 41050), (700, 36124), (770, 32840), (821, 30800), (880, 28735), (1100, 22988), (1232, 20525), (1400, 18062), (1540, 16420), (1642, 15400), (1925, 13136), (2200, 11494), (2800, 9031), (3080, 8210), (3284, 7700), (3850, 6568), (4105, 6160), (4400, 5747)]