82280440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4561}}^1$

素因数の和:4624

約数の個数: 64

約数和(自身を含む): 206932320

約数和(自身を除く): 124651880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 4561, 9020, 9122, 18040, 18244, 22805, 36488, 45610, 50171, 91220, 100342, 182440, 187001, 200684, 250855, 374002, 401368, 501710, 748004, 935005, 1003420, 1496008, 1870010, 2006840, 2057011, 3740020, 4114022, 7480040, 8228044, 10285055, 16456088, 20570110, 41140220, 82280440]

約数ペア:

[(1, 82280440), (2, 41140220), (4, 20570110), (5, 16456088), (8, 10285055), (10, 8228044), (11, 7480040), (20, 4114022), (22, 3740020), (40, 2057011), (41, 2006840), (44, 1870010), (55, 1496008), (82, 1003420), (88, 935005), (110, 748004), (164, 501710), (205, 401368), (220, 374002), (328, 250855), (410, 200684), (440, 187001), (451, 182440), (820, 100342), (902, 91220), (1640, 50171), (1804, 45610), (2255, 36488), (3608, 22805), (4510, 18244), (4561, 18040), (9020, 9122)]