199440368

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{839}}^1$

素因数の和:1109

約数の個数: 40

約数和(自身を含む): 393724800

約数和(自身を除く): 194284432

約数列:

[1, 2, 4, 8, 16, 83, 166, 179, 332, 358, 664, 716, 839, 1328, 1432, 1678, 2864, 3356, 6712, 13424, 14857, 29714, 59428, 69637, 118856, 139274, 150181, 237712, 278548, 300362, 557096, 600724, 1114192, 1201448, 2402896, 12465023, 24930046, 49860092, 99720184, 199440368]

約数ペア:

[(1, 199440368), (2, 99720184), (4, 49860092), (8, 24930046), (16, 12465023), (83, 2402896), (166, 1201448), (179, 1114192), (332, 600724), (358, 557096), (664, 300362), (716, 278548), (839, 237712), (1328, 150181), (1432, 139274), (1678, 118856), (2864, 69637), (3356, 59428), (6712, 29714), (13424, 14857)]