64494900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{23887}}^1$

素因数の和:23910

約数の個数: 72

約数和(自身を含む): 207347840

約数和(自身を除く): 142852940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 23887, 47774, 71661, 95548, 119435, 143322, 214983, 238870, 286644, 358305, 429966, 477740, 597175, 644949, 716610, 859932, 1074915, 1194350, 1289898, 1433220, 1791525, 2149830, 2388700, 2579796, 3224745, 3583050, 4299660, 5374575, 6449490, 7166100, 10749150, 12898980, 16123725, 21498300, 32247450, 64494900]

約数ペア:

[(1, 64494900), (2, 32247450), (3, 21498300), (4, 16123725), (5, 12898980), (6, 10749150), (9, 7166100), (10, 6449490), (12, 5374575), (15, 4299660), (18, 3583050), (20, 3224745), (25, 2579796), (27, 2388700), (30, 2149830), (36, 1791525), (45, 1433220), (50, 1289898), (54, 1194350), (60, 1074915), (75, 859932), (90, 716610), (100, 644949), (108, 597175), (135, 477740), (150, 429966), (180, 358305), (225, 286644), (270, 238870), (300, 214983), (450, 143322), (540, 119435), (675, 95548), (900, 71661), (1350, 47774), (2700, 23887)]