908778208

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4999}}^1$

素因数の和:5064

約数の個数: 96

約数和(自身を含む): 2116800000

約数和(自身を除く): 1208021792

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 32, 38, 46, 52, 76, 92, 104, 152, 184, 208, 247, 299, 304, 368, 416, 437, 494, 598, 608, 736, 874, 988, 1196, 1748, 1976, 2392, 3496, 3952, 4784, 4999, 5681, 6992, 7904, 9568, 9998, 11362, 13984, 19996, 22724, 39992, 45448, 64987, 79984, 90896, 94981, 114977, 129974, 159968, 181792, 189962, 229954, 259948, 379924, 459908, 519896, 759848, 919816, 1039792, 1234753, 1494701, 1519696, 1839632, 2079584, 2184563, 2469506, 2989402, 3039392, 3679264, 4369126, 4939012, 5978804, 8738252, 9878024, 11957608, 17476504, 19756048, 23915216, 28399319, 34953008, 39512096, 47830432, 56798638, 69906016, 113597276, 227194552, 454389104, 908778208]

約数ペア:

[(1, 908778208), (2, 454389104), (4, 227194552), (8, 113597276), (13, 69906016), (16, 56798638), (19, 47830432), (23, 39512096), (26, 34953008), (32, 28399319), (38, 23915216), (46, 19756048), (52, 17476504), (76, 11957608), (92, 9878024), (104, 8738252), (152, 5978804), (184, 4939012), (208, 4369126), (247, 3679264), (299, 3039392), (304, 2989402), (368, 2469506), (416, 2184563), (437, 2079584), (494, 1839632), (598, 1519696), (608, 1494701), (736, 1234753), (874, 1039792), (988, 919816), (1196, 759848), (1748, 519896), (1976, 459908), (2392, 379924), (3496, 259948), (3952, 229954), (4784, 189962), (4999, 181792), (5681, 159968), (6992, 129974), (7904, 114977), (9568, 94981), (9998, 90896), (11362, 79984), (13984, 64987), (19996, 45448), (22724, 39992)]