26928800

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:882

約数の個数: 72

約数和(自身を含む): 67425372

約数和(自身を除く): 40496572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 821, 1025, 1312, 1640, 1642, 2050, 3280, 3284, 4100, 4105, 6560, 6568, 8200, 8210, 13136, 16400, 16420, 20525, 26272, 32800, 32840, 33661, 41050, 65680, 67322, 82100, 131360, 134644, 164200, 168305, 269288, 328400, 336610, 538576, 656800, 673220, 841525, 1077152, 1346440, 1683050, 2692880, 3366100, 5385760, 6732200, 13464400, 26928800]

約数ペア:

[(1, 26928800), (2, 13464400), (4, 6732200), (5, 5385760), (8, 3366100), (10, 2692880), (16, 1683050), (20, 1346440), (25, 1077152), (32, 841525), (40, 673220), (41, 656800), (50, 538576), (80, 336610), (82, 328400), (100, 269288), (160, 168305), (164, 164200), (200, 134644), (205, 131360), (328, 82100), (400, 67322), (410, 65680), (656, 41050), (800, 33661), (820, 32840), (821, 32800), (1025, 26272), (1312, 20525), (1640, 16420), (1642, 16400), (2050, 13136), (3280, 8210), (3284, 8200), (4100, 6568), (4105, 6560)]