53710840

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 124185600

約数和(自身を除く): 70474760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 109, 127, 194, 218, 254, 388, 436, 485, 508, 545, 635, 776, 872, 970, 1016, 1090, 1270, 1940, 2180, 2540, 3880, 4360, 5080, 10573, 12319, 13843, 21146, 24638, 27686, 42292, 49276, 52865, 55372, 61595, 69215, 84584, 98552, 105730, 110744, 123190, 138430, 211460, 246380, 276860, 422920, 492760, 553720, 1342771, 2685542, 5371084, 6713855, 10742168, 13427710, 26855420, 53710840]

約数ペア:

[(1, 53710840), (2, 26855420), (4, 13427710), (5, 10742168), (8, 6713855), (10, 5371084), (20, 2685542), (40, 1342771), (97, 553720), (109, 492760), (127, 422920), (194, 276860), (218, 246380), (254, 211460), (388, 138430), (436, 123190), (485, 110744), (508, 105730), (545, 98552), (635, 84584), (776, 69215), (872, 61595), (970, 55372), (1016, 52865), (1090, 49276), (1270, 42292), (1940, 27686), (2180, 24638), (2540, 21146), (3880, 13843), (4360, 12319), (5080, 10573)]