81531384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{5827}}^1$

素因数の和:5900

約数の個数: 64

約数和(自身を含む): 226592640

約数和(自身を除く): 145061256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 53, 66, 88, 106, 132, 159, 212, 264, 318, 424, 583, 636, 1166, 1272, 1749, 2332, 3498, 4664, 5827, 6996, 11654, 13992, 17481, 23308, 34962, 46616, 64097, 69924, 128194, 139848, 192291, 256388, 308831, 384582, 512776, 617662, 769164, 926493, 1235324, 1538328, 1852986, 2470648, 3397141, 3705972, 6794282, 7411944, 10191423, 13588564, 20382846, 27177128, 40765692, 81531384]

約数ペア:

[(1, 81531384), (2, 40765692), (3, 27177128), (4, 20382846), (6, 13588564), (8, 10191423), (11, 7411944), (12, 6794282), (22, 3705972), (24, 3397141), (33, 2470648), (44, 1852986), (53, 1538328), (66, 1235324), (88, 926493), (106, 769164), (132, 617662), (159, 512776), (212, 384582), (264, 308831), (318, 256388), (424, 192291), (583, 139848), (636, 128194), (1166, 69924), (1272, 64097), (1749, 46616), (2332, 34962), (3498, 23308), (4664, 17481), (5827, 13992), (6996, 11654)]