509301910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 1013741568

約数和(自身を除く): 504439658

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 193, 265, 383, 386, 530, 689, 766, 965, 1378, 1915, 1930, 2509, 3445, 3830, 4979, 5018, 6890, 9958, 10229, 12545, 20299, 20458, 24895, 25090, 40598, 49790, 51145, 73919, 101495, 102290, 132977, 147838, 202990, 263887, 265954, 369595, 527774, 664885, 739190, 960947, 1319435, 1329770, 1921894, 2638870, 3917707, 4804735, 7835414, 9609470, 19588535, 39177070, 50930191, 101860382, 254650955, 509301910]

約数ペア:

[(1, 509301910), (2, 254650955), (5, 101860382), (10, 50930191), (13, 39177070), (26, 19588535), (53, 9609470), (65, 7835414), (106, 4804735), (130, 3917707), (193, 2638870), (265, 1921894), (383, 1329770), (386, 1319435), (530, 960947), (689, 739190), (766, 664885), (965, 527774), (1378, 369595), (1915, 265954), (1930, 263887), (2509, 202990), (3445, 147838), (3830, 132977), (4979, 102290), (5018, 101495), (6890, 73919), (9958, 51145), (10229, 49790), (12545, 40598), (20299, 25090), (20458, 24895)]