90108568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 211507200

約数和(自身を除く): 121398632

約数列:

[1, 2, 4, 8, 11, 17, 22, 29, 31, 34, 44, 58, 62, 67, 68, 88, 116, 124, 134, 136, 187, 232, 248, 268, 319, 341, 374, 493, 527, 536, 638, 682, 737, 748, 899, 986, 1054, 1139, 1276, 1364, 1474, 1496, 1798, 1943, 1972, 2077, 2108, 2278, 2552, 2728, 2948, 3596, 3886, 3944, 4154, 4216, 4556, 5423, 5797, 5896, 7192, 7772, 8308, 9112, 9889, 10846, 11594, 12529, 15283, 15544, 16616, 19778, 21373, 21692, 22847, 23188, 25058, 30566, 33031, 35309, 39556, 42746, 43384, 45694, 46376, 50116, 60233, 61132, 66062, 70618, 79112, 85492, 91388, 100232, 120466, 122264, 132124, 141236, 168113, 170984, 182776, 240932, 264248, 282472, 336226, 363341, 388399, 481864, 662563, 672452, 726682, 776798, 1023961, 1325126, 1344904, 1453364, 1553596, 2047922, 2650252, 2906728, 3107192, 4095844, 5300504, 8191688, 11263571, 22527142, 45054284, 90108568]

約数ペア:

[(1, 90108568), (2, 45054284), (4, 22527142), (8, 11263571), (11, 8191688), (17, 5300504), (22, 4095844), (29, 3107192), (31, 2906728), (34, 2650252), (44, 2047922), (58, 1553596), (62, 1453364), (67, 1344904), (68, 1325126), (88, 1023961), (116, 776798), (124, 726682), (134, 672452), (136, 662563), (187, 481864), (232, 388399), (248, 363341), (268, 336226), (319, 282472), (341, 264248), (374, 240932), (493, 182776), (527, 170984), (536, 168113), (638, 141236), (682, 132124), (737, 122264), (748, 120466), (899, 100232), (986, 91388), (1054, 85492), (1139, 79112), (1276, 70618), (1364, 66062), (1474, 61132), (1496, 60233), (1798, 50116), (1943, 46376), (1972, 45694), (2077, 43384), (2108, 42746), (2278, 39556), (2552, 35309), (2728, 33031), (2948, 30566), (3596, 25058), (3886, 23188), (3944, 22847), (4154, 21692), (4216, 21373), (4556, 19778), (5423, 16616), (5797, 15544), (5896, 15283), (7192, 12529), (7772, 11594), (8308, 10846), (9112, 9889)]