77882111425

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^2\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 102674856960

約数和(自身を除く): 24792745535

約数列:

[1, 5, 25, 31, 61, 113, 155, 239, 305, 565, 775, 1195, 1525, 1891, 2825, 3503, 3721, 5975, 6893, 7409, 9455, 14579, 17515, 18605, 27007, 34465, 37045, 47275, 72895, 87575, 93025, 115351, 135035, 172325, 185225, 213683, 364475, 420473, 451949, 576755, 675175, 837217, 889319, 1068415, 1647427, 2102365, 2259745, 2883775, 4186085, 4446595, 5342075, 8237135, 10511825, 11298725, 13034663, 20930425, 22232975, 27568889, 41185675, 51070237, 65173315, 100493047, 137844445, 255351185, 325866575, 502465235, 689222225, 1276755925, 2512326175, 3115284457, 15576422285, 77882111425]

約数ペア:

[(1, 77882111425), (5, 15576422285), (25, 3115284457), (31, 2512326175), (61, 1276755925), (113, 689222225), (155, 502465235), (239, 325866575), (305, 255351185), (565, 137844445), (775, 100493047), (1195, 65173315), (1525, 51070237), (1891, 41185675), (2825, 27568889), (3503, 22232975), (3721, 20930425), (5975, 13034663), (6893, 11298725), (7409, 10511825), (9455, 8237135), (14579, 5342075), (17515, 4446595), (18605, 4186085), (27007, 2883775), (34465, 2259745), (37045, 2102365), (47275, 1647427), (72895, 1068415), (87575, 889319), (93025, 837217), (115351, 675175), (135035, 576755), (172325, 451949), (185225, 420473), (213683, 364475)]