470138800

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:431

約数の個数: 120

約数和(自身を含む): 1172112480

約数和(自身を除く): 701973680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 109, 164, 200, 205, 218, 263, 328, 400, 410, 436, 526, 545, 656, 820, 872, 1025, 1052, 1090, 1315, 1640, 1744, 2050, 2104, 2180, 2630, 2725, 3280, 4100, 4208, 4360, 4469, 5260, 5450, 6575, 8200, 8720, 8938, 10520, 10783, 10900, 13150, 16400, 17876, 21040, 21566, 21800, 22345, 26300, 28667, 35752, 43132, 43600, 44690, 52600, 53915, 57334, 71504, 86264, 89380, 105200, 107830, 111725, 114668, 143335, 172528, 178760, 215660, 223450, 229336, 269575, 286670, 357520, 431320, 446900, 458672, 539150, 573340, 716675, 862640, 893800, 1078300, 1146680, 1175347, 1433350, 1787600, 2156600, 2293360, 2350694, 2866700, 4313200, 4701388, 5733400, 5876735, 9402776, 11466800, 11753470, 18805552, 23506940, 29383675, 47013880, 58767350, 94027760, 117534700, 235069400, 470138800]

約数ペア:

[(1, 470138800), (2, 235069400), (4, 117534700), (5, 94027760), (8, 58767350), (10, 47013880), (16, 29383675), (20, 23506940), (25, 18805552), (40, 11753470), (41, 11466800), (50, 9402776), (80, 5876735), (82, 5733400), (100, 4701388), (109, 4313200), (164, 2866700), (200, 2350694), (205, 2293360), (218, 2156600), (263, 1787600), (328, 1433350), (400, 1175347), (410, 1146680), (436, 1078300), (526, 893800), (545, 862640), (656, 716675), (820, 573340), (872, 539150), (1025, 458672), (1052, 446900), (1090, 431320), (1315, 357520), (1640, 286670), (1744, 269575), (2050, 229336), (2104, 223450), (2180, 215660), (2630, 178760), (2725, 172528), (3280, 143335), (4100, 114668), (4208, 111725), (4360, 107830), (4469, 105200), (5260, 89380), (5450, 86264), (6575, 71504), (8200, 57334), (8720, 53915), (8938, 52600), (10520, 44690), (10783, 43600), (10900, 43132), (13150, 35752), (16400, 28667), (17876, 26300), (21040, 22345), (21566, 21800)]