89880156

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 108

約数和(自身を含む): 247410072

約数和(自身を除く): 157529916

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 53, 68, 102, 106, 153, 159, 163, 204, 212, 289, 306, 318, 326, 477, 489, 578, 612, 636, 652, 867, 901, 954, 978, 1156, 1467, 1734, 1802, 1908, 1956, 2601, 2703, 2771, 2934, 3468, 3604, 5202, 5406, 5542, 5868, 8109, 8313, 8639, 10404, 10812, 11084, 15317, 16218, 16626, 17278, 24939, 25917, 30634, 32436, 33252, 34556, 45951, 47107, 49878, 51834, 61268, 77751, 91902, 94214, 99756, 103668, 137853, 141321, 146863, 155502, 183804, 188428, 275706, 282642, 293726, 311004, 423963, 440589, 551412, 565284, 587452, 847926, 881178, 1321767, 1695852, 1762356, 2496671, 2643534, 4993342, 5287068, 7490013, 9986684, 14980026, 22470039, 29960052, 44940078, 89880156]

約数ペア:

[(1, 89880156), (2, 44940078), (3, 29960052), (4, 22470039), (6, 14980026), (9, 9986684), (12, 7490013), (17, 5287068), (18, 4993342), (34, 2643534), (36, 2496671), (51, 1762356), (53, 1695852), (68, 1321767), (102, 881178), (106, 847926), (153, 587452), (159, 565284), (163, 551412), (204, 440589), (212, 423963), (289, 311004), (306, 293726), (318, 282642), (326, 275706), (477, 188428), (489, 183804), (578, 155502), (612, 146863), (636, 141321), (652, 137853), (867, 103668), (901, 99756), (954, 94214), (978, 91902), (1156, 77751), (1467, 61268), (1734, 51834), (1802, 49878), (1908, 47107), (1956, 45951), (2601, 34556), (2703, 33252), (2771, 32436), (2934, 30634), (3468, 25917), (3604, 24939), (5202, 17278), (5406, 16626), (5542, 16218), (5868, 15317), (8109, 11084), (8313, 10812), (8639, 10404)]