89813912

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 179816760

約数和(自身を除く): 90002848

約数列:

[1, 2, 4, 8, 19, 38, 76, 137, 152, 227, 274, 361, 454, 548, 722, 908, 1096, 1444, 1816, 2603, 2888, 4313, 5206, 8626, 10412, 17252, 20824, 31099, 34504, 49457, 62198, 81947, 98914, 124396, 163894, 197828, 248792, 327788, 395656, 590881, 655576, 1181762, 2363524, 4727048, 11226739, 22453478, 44906956, 89813912]

約数ペア:

[(1, 89813912), (2, 44906956), (4, 22453478), (8, 11226739), (19, 4727048), (38, 2363524), (76, 1181762), (137, 655576), (152, 590881), (227, 395656), (274, 327788), (361, 248792), (454, 197828), (548, 163894), (722, 124396), (908, 98914), (1096, 81947), (1444, 62198), (1816, 49457), (2603, 34504), (2888, 31099), (4313, 20824), (5206, 17252), (8626, 10412)]